Which sentence is the best example of a thesis statement?

A.This story is set in Tulsa, Oklahoma, during the early 1960s.

B. The story is about the struggles of three brothers and their friends.

C. The characters in the story say and do many interesting things.

D. The story shows how a lack of compassion in a society can lead to suffering.


(note:there is no story and there is 1 answer)​