Answer:
he is boastful of how well he hid the bod
Explanation:
He thinks the cops will never suspect a thing until he starts to go mad and he feels guilty. This s when he shows the police the body.
Answer is A. Value Of Volunteering
The best answer is "emotional appeal" - it is based on the feelings (emotions) that the parents have when they think about any danger to their child. It's also a kind of manipulation since this is a very strong emotion, one that makes logical reasoning more difficult.