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").

In what way do mice come into the world? (A) by surgical interference by veterinarians (B) through a thick shell (C) through a muscular canal (D) digging upwards through sand
Output:
C