Given the task definition and input, reply with output. 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").

Fact1: a meter stick is used to measure distance, Fact2: Length refers to both the time of the ride and the distances available., Question: What tool is used to measure length? (A) scale (B) weater (C) beaker (D) inches (E) meter stick (F) thermometer (G) lamphreys (H) a hosta
E