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: Muscle contraction occurs when muscle fibers get shorter., Fact2: Isometric exercise is a sustained contraction of large muscles, such as weight lifting., Question: Weigh lifting requires muscles (A) to move people (B) Energy. (C) stamina (D) it needs them (E) shortening (F) hydration (G) sensory neurons (H) Energy
Solution:
E