A strong Document-Based Question (DBQ) response starts with the ability to write an effective Long Essay Question (LEQ). This is because the LEQ requires you to use relevant evidence to support a clear claim while also situating your argument within a broader historical context. Your word choice and clarity of expression also matter, as they influence the strength of your argument, the flow of ideas, the development of historical thinking skills, and the depth of your analysis. Ultimately, success depends on both your knowledge of history and your ability to craft a well-developed, college-level essay—under timed, on-the-spot conditions. From there, the DBQ builds on these skills by incorporating documents, requiring you to enhance your argument with evidence from sources while maintaining strong analysis and avoiding the common mistake of simply summarizing documents without interpretation.
In earlier lessons, you practiced how to analyze prompts, craft a thesis, and develop topic sentences to support a historical argument. Now, it’s time to bring those skills together in a complete essay.
Up to this point, your prompts have focused on continuity and change over time, causation, and comparison. Here, the emphasis shifts to analyzing effects. While this may seem like a new type of historical reasoning, it is closely related to what you already know. Think of causation as a two-sided coin: one side represents causes, and the other represents effects. With that in mind, let’s examine a prompt centered on a historical time period and place you have recently studied:
Explain the effects of economics in shaping the development of the societies of South Carolina and the English Caribbean in the period from 1660 to 1754.
As with any prompt, begin by considering what you already know about the topic—in this case, the societies of South Carolina and the British West Indies between 1660 and 1754. Keep in mind that you are not just recalling information; you are making an argument that analyzes a specific aspect of those societies, namely the economic factors that influenced their development. To organize your ideas effectively, apply prewriting strategies from previous units, such as outlining or brainstorming.
Next, develop a working thesis that directly and fully responds to the prompt. Use your prewriting to help shape a clear argument. Your essay should demonstrate both your knowledge of the content and your ability to apply historical reasoning skills. To accomplish this, make sure your thesis includes claims—here, focused on economic effects—that can be supported with specific evidence.
For example, a strong thesis might state:
The profitability of sugar as a cash crop in the English Caribbean and the Carolinas shaped these societies by producing a large enslaved population, a small elite class of wealthy landowners, and a marginalized group of poor white colonists.
Now that you have a thesis, the next step is to plan your essay. As you’ve practiced, one effective strategy is to write your body paragraph topic sentences first. Once those are established, gather the evidence that supports each one. Historians use specific historical facts, analyzed in relation to their argument, to support their topic sentences, which ultimately reinforce the overall thesis.
Let's say one of your topic sentences is:
After tobacco prices declined in the 1630s, planters in Barbados shifted to cultivating sugar cane, a crop that was in high demand among European consumers.
This topic sentence addresses the prompt by identifying both an economic cause (“the profitability of sugar”) and its effect (“a large enslaved labor force”). From here, you must support that claim with historical evidence. Use the ACE method to structure your paragraph: the topic sentence serves as your claim, the next step is to cite the evidence you gathered during prewriting, and finally, you must explain how that evidence supports your claim. This explanation is the most critical part of the paragraph. In an essay, connecting evidence to your argument typically requires more detailed analysis than in Short-Answer Questions, as illustrated in the following example:
Sugar production in the English Caribbean and the Carolinas required an extensive labor force, leading these regions to develop oppressive, slavery-based economies [claim with evidence of cause]. By the 1660s, enslaved Africans—already integrated into the transatlantic economy for generations—became a readily available labor source for sugar plantations in Barbados [evidence of effect]. In the Carolinas, Charleston emerged as a major port of entry for enslaved Africans, and the colony began producing goods such as sugar and later rice to support both local demands and the broader Atlantic economy [evidence of effect]. By the late seventeenth century, these societies had evolved into slave-based systems in which enslaved Africans outnumbered white colonists, and legal structures were established to make slavery permanent in order to maintain economic profitability [explanation of effect].
Example Outline Response
You may wish to use the following outline to guide your response.
I. Introduction
A. Pre-contextualization
B. Thesis statement presenting three claims (1 alternative perspective, 2 lines of reasoning to support your argument/position
II. Claim 1 body paragraph (cover alternative perspective here or body paragraph 3)
A. Topic sentence presenting claim 1
B. Cite evidence of claim 1
C. Explain how evidence supports claim 1
>>repeat B & C as needed
III. Claim 2 body paragraph
A. Topic sentence presenting claim 2
B. Cite evidence of claim 2
C. Explain how evidence supports claim 2
>>repeat B & C as needed
IV. Claim 3 body paragraph
A. Topic sentence presenting claim 3
B. Cite evidence of claim 3
C. Explain how evidence supports claim 3
>>repeat B & C as needed
V. Conclusion
A. Revisit thesis
B. Post-contextualization
To earn the complexity point (the "unicorn point") on the LEQ, you must demonstrate a nuanced understanding of the historical argument throughout the essay, not just in one sentence. The most effective methods include crafting a strong counterargument (using "however"), analyzing multiple variables (e.g., both continuity and change), or directly comparing and contrasting across themes.
Top Strategies for Complexity:
Counterargument/Refutation: Use words like "however," "nevertheless," or "although" to introduce a counterargument in your body paragraphs or conclusion, then explain why your main thesis is still stronger.
Identify Continuity AND Change:
If the prompt asks for changes, devote a paragraph to a significant continuity to show the topic was more nuanced than just one-sided change.
Analyze Multiple Variables: Instead of one cause, explain multiple causes (e.g., political, economic, social) and weigh which was most important.
Broaden Contextualization: Connect the topic to a similar development in a different time period or geographical area (synthesis).
Evidence Balance: Use at least four specific pieces of evidence, with two supporting your argument and two potentially challenging it (then explaining why the challenge doesn't invalidate your thesis).
Key Tips:
It's an entire essay point: Complexity should be woven throughout your thesis, body paragraphs, and conclusion.
Focus on the "why": Don't just list facts. Explain how your evidence shows complexity.
Avoid over-focusing: If you are struggling with the thesis or evidence points, secure those first. Complexity is hard to get and only recommended if other points are solid.
DBQs and LEQs rubric scores are converted to grades for your course grades. The converted rubric score + level of completion of the prompt analysis sheet for the prompt are combined for your final "grade" on the assessment. The conversion chart is organized to show you a correlation to AP exam student performance means. Example: those who consistently score DBQ-6-7 or LEQ 5-6 are on track to earn a 5; score DBQ-4-5 or LEQ-4 are on track for a 4, etc. NOTE: The DBQ is only one of four factors of the full AP exam and is not a guarantee of a final composite score; the LEQ is only one of four factors of the full AP exam and is not a guarantee of a final composite score.
6 = 100 - 90 | 5 = 89 - 80
4 = 79 - 70
3 = 69 - 60
2 = 59 - 50 | 1 = 49 - 40 | 0 = 39 - 0
No submission = 0 but points may be earned for submitting the Prompt Analysis