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").
Input: Fact1: a pesticide is used for protecting plants by killing insects, Fact2: Excessive reliance on pesticides can kill friendly insects and predators., Question: Pesticides do what to plants by killing predators? (A) kill them (B) decrease stamina (C) protect them (D) massive damage (E) toxins (F) animals (G) hydrate them (H) burn them
Output:
C