Detailed Instructions: 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").
Problem:Fact1: a meter stick is used to measure distance, Fact2: Depths and distances are represented in meters., Question: What measures a meter? (A) meter stick (B) football field (C) tetraceratops (D) visibility (E) weater (F) U.S. customary units (G) horses (H) lamphreys
Solution:
A