Instructions: 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").
Input: A scale can (A) give an estimate of a dog's age (B) measure how long a dog is (C) let you know if the dog needs to lose a few pounds (D) make an educated guess about a dog's breed
Output:
C