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").

Ex Input:
Fact1: if an object is in the sunlight then that object will absorb solar energy, Fact2: Solar panels absorb energy from the sun., Question: What absorbs sunlight? (A) organic molecules (B) Earth orbiting the Sun (C) living things (D) A tree at night. (E) A plant in a shady room. (F) Solar panels on a roof. (G) Water in a dark room. (H) They have thick fur

Ex Output:
F

Ex Input:
Fact1: unequal heating of Earth 's surface by the Sun causes global wind patterns, Fact2: Unequal absorption of radiation causes unequal heating of the earth's surface., Question: heating causes the wind patterns on earth to be what? (A) evenly distributed (B) waves (C) equal (D) constant (E) threatened (F) supersonic (G) unequal (H) Tropical

Ex Output:
G

Ex Input:
Fact1: coal is used to produce electricity by burning in coal-fire power stations, Fact2: Fossil fuels are coal, oil and natural gases., Question: What are burned to produce electricity? (A) fossil fuels (B) organic molecules (C) kinetic energy (D) icicles (E) cigarettes (F) energy (G) glaciers (H) carbon dioxide

Ex Output:
A