People need to be happy with what they have.
I think irving did a great job in creating suspense for that story.
I remember clearly the part when the character felt an eerie gazed in his bedroom and keep hearing unrecognized moan. That part is well written and will send chills to most of its reader's spine
Answer:
its like talking dirty with someone by texting rjrhrjrjrjrjrjr
C is the answer. Sleep deprivation is the only claim that has hard evidence behind it, the others are unsupported or speculation.