Teacher: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").
Teacher: Now, understand the problem? Solve this instance: Fact1: a cactus stem is used for storing water, Fact2: When the rain stops the cactus is fat because the cactus roots drink the water., Question: When the rain stops the stem used for storing water is fat because the what drink the water (A) animals (B) liquid (C) lipids (D) skin (E) fatty (F) fibrous (G) leaves (H) roots
Student:
H