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: harming an animal species has a negative impact on the population size of that species, Fact2: People understand that habitat destruction and pollution are harmful to wildlife., Question: What has a negative impact on a species population size? (A) influenza (B) assistance (C) pollution (D) distractions (E) liver cancer (F) copper (G) Pesticides (H) disease
Student:
C