The correct answer is option C: It forces readers to "grapple" with their own mortality. In this excerpt, Stephen King forces the readers to put themselves in the shoes of a young character so as to scare the readers as if they were that age. King tries to terrorize the readers.
I think it is A
Propose meaning:put forward (an idea or plan) for consideration or discussion by others.
Advocate meaning: publicly recommend or support.
Kind of similar
I hope this helped! sorry if it didnt