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: bacteria in soil convert atmospheric nitrogen into a form usable by plants, Fact2: Roots associate with nitrogen fixing bacteria., Question: plants roots associate with bacteria in where (A) growth (B) soil (C) moss (D) tissue (E) nutrients (F) living (G) dead (H) minerals
Student:
B