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: seconds are used to measure time, Fact2: Speed is measured by the distance covered divided by the elapsed time., Question: seconds can be used to measure (A) shaking (B) Seconds (C) Speed (D) matter (E) wind (F) rain (G) fields (H) Pupils
Output:
C