Arbitrary it is not in the sense of random but in the sense of contingent (meaning it relies on other variables
Tree- herbacious- marijuana-weed
Tree of life
Family tree
Tree of life
If you take cat it is not contingent because it does not rely on other variables
Binary opposition-”yellow wood”-not green-not bare
Sometimes the binary oppositions are not in the text sometimes they are
“April is the cruelest month” T.S. Elliot “The Waiste land”
Walt Whitman poem dank words
I is Dead -gay white male from Brooklyyn
You is the Not- it can be anyone