Definition: In this task, you are given two facts, and a multiple-choice question. Based on the given facts, answer the question with index of the correct option (e.g, "A").
Input: Fact1: plucking a string can cause that string to vibrate, Fact2: When something makes a noise it is vibrating., Question: Plucking a string can cause that string to make what? (A) colors (B) light (C) Energy. (D) a chime (E) flavors (F) sound (G) noise (H) waves
Output:
G