the following answer to the question is true.
Answer:
(C) An autobiography's primary purpose is to entertain but it is also considered factual.
This is because the story is about the author, and the author is the one writing the story. The author will try to entertain the readers about his life and story, but it is also factual because it is true.
The answer is C. Appear is a verb and singular verbs normally end in -s. Also the sentence is talking about the conductor, not the pictures.
I believe the answer would be b
