B. he pauses to listen for voices y because he wants to know who it is
Just delete what you wrote in edit mode I think? That is the only way I could possibly delete my answer.
Answer:
The daughter of the Maasai introduces herself and the Maasai, and explains their important relationships with their cattle and the sky god Enkai.
The answer is A. (Boring classes are just as important as interesting ones.)
Writers should include references to their research in an argument because it adds credibility to the argument to the argument they wish to prove.