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: Consider Input: Fact1: smoking tobacco decreases stamina, Fact2: Decreased stamina or stunted growth are two important signs that a murmur is significant., Question: Smoking tobacco can cause what? (A) heart health (B) lymphoma (C) murmur (D) good lungs (E) heart strength (F) cancer (G) disease (H) symptoms

Output: C


Input: Consider Input: Fact1: Flagella help prokaryotes move., Fact2: Most prokaryotes are unicellular., Question: What helps unicellular organisms move? (A) evaporation (B) bacteria (C) heat energy (D) glucose (E) sweating (F) flagella (G) legs (H) blood

Output: F


Input: Consider Input: Fact1: exercise has a positive impact on a human 's health, Fact2: Exercise is critical to bone health., Question: what are bones kept healthy by? (A) exercise (B) food (C) animals (D) nutrients (E) reduced heat (F) Cooking (G) Proteins (H) cells


Output: A