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: Marine species live mainly in shallow coastal waters., Fact2: Killer whales prefer shallow and colder coastal waters., Question: What are killer whales? (A) red and black (B) They have thick fur (C) dangerous (D) sharks (E) deep sea creatures (F) marine species (G) Absorb light (H) animals

Output: F


Input: Consider Input: Fact1: energy is used for heating a building by a heating system, Fact2: Faculty offices are also in the building., Question: What contains energy to raise the temperture of an office? (A) chemical messengers (B) peachleaf willow (C) deoxyribonucleic acid (D) cooling system (E) swimming pool (F) heating system (G) gym (H) organic molecules

Output: F


Input: Consider Input: Fact1: Bacteria are the most diverse and abundant group of organisms on Earth., Fact2: Earth is our planet., Question: where are bacteria the most diverse and abundant group of organisms? (A) our planet (B) the sun (C) sponges (D) flagella (E) a hosta (F) Pacific (G) outer space (H) h2o molecules


Output: A