The first part in  caption materials is learning the definitions. When talking about the definition of caption text, this is almost the same as the caption text that you often see on social media. It's just that ... there are conditions that must be met.

Almost everyone always writes a caption before uploading their photos to social media, whether on Facebook, Instagram, or even Tik Tok.

For example, someone uploads a photo of sunflowers and the caption is "I like the color yellow", so does that count as caption text?

Yes, it's located in the caption section, but caption text on social media is sometimes different from what is usually used in journalism.

So,what is caption text?” 

Caption text is a short piece of text that follows an image, a graph, or other visual media and gives additional description and explanation. 

Well, generally, this caption text is found in articles, both articles on the internet, newspapers, or journals

The example of Caption