Wat are you asking is there something more to this
Answer: D. she wants to spend time with Valerie.
Explanation:
It says in the passage, "An image of Valerie's face on the other end of the line comes into view. I haven't seen her for a good month; our schedules are both so hectic. By and by, my hatred of the State Fair becomes inconsequential compared to my desire to spend time with Val. Besides, I don't have to eat the disgusting fair food. I can simply admire it from a safe distance."
Answer: The readers learn that the character / Edgar Allen Poe is going insane from the beating of the old mans heart. It tells you how he has mental issues because you can't hear the heartbeat from his position.