You will be given a definition of a task first, then some input of the task.
In this task, you are given a multiple-choice question and you have to pick the correct option. Answer with option indexes (i.e., "A", "B", "C", and "D").

A pot of potatoes is left on a stove at medium heat. The person cooking forgets that the potatoes are cooking and they cook for twelve hours. When the person checks on them after half a day, (A) they are cold (B) they are fine (C) they are singed (D) they are lukewarm
Output:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
C