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").

Example Input: Fact1: Rivers are usually larger than streams., Fact2: Fish is available in the rivers and lakes of the district in large quantities., Question: Habitats where fish live in large quantities are usually larger than what? (A) an object (B) Inches (C) crocodiles (D) body water (E) Decibels (F) Weight (G) streams (H) Length
Example Output: G

Example 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
Example Output: F

Example Input: Fact1: the mass of a planet causes the pull of gravity on that planet, Fact2: Gravity is what causes things to have weight., Question: What does the mass of a planet cause things to have? (A) weight (B) dreams (C) Energy. (D) sleep (E) light (F) energy (G) support (H) density
Example Output:
A