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: Viruses are usually considered to be nonliving., Fact2: Viruses Viruses are the smallest agents of disease., Question: What are usually considered to be nonliving? (A) direct damage to the lungs (B) bacteria (C) harmful substances (D) major threat to health (E) humans (F) the smallest agents of disease (G) starfish (H) Contaminated wounds
Output:
F