Mike and his mother.
His grandmother also plays a role as a major part of the story.
<span>vietnam war. What is the ... he thought there was a monster in his closet and his dad would say there was nothing in the closet. .... Why does Paul Berlin pretend he is not a soldier? ... Why didn't Paul want to tell his father that he was scared?</span>
I believe the correct answer is B. end on a note that's likely to stick in the reader's mind.
If you want your essay to stick out from a bunch of other similar essays, you need to have a good 'punchline.' There has to be something in your conclusion which will make your readers remember the essay if you want to differ from a sea of other writers.