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: the Himalayas were formed by rock folding, Fact2: If the rocks are not as brittle, they will either tilt or fold., Question: What is the consistency of the Himalayan rocks? (A) crust (B) Loose (C) simple (D) cold (E) loose soil (F) Smooth (G) liquid (H) Brittle

Ex Output:
H

Ex Input:
Fact1: condensing means changing from a gas into a liquid by reducing heat energy, Fact2: When a gas condenses to form a liquid it absorbs heat., Question: What does reducing heat change gas into? (A) water (B) solutes (C) energy (D) rock (E) sweating (F) tube (G) liquid (H) freon

Ex Output:
G

Ex Input:
Fact1: an animal needs to attract a mate to reproduce, Fact2: Animals mate because of smells., Question: What do animals use to reproduce? (A) tapeworms (B) glycogen (C) cellulose (D) smells (E) hormones (F) RNA (G) Echinoids (H) pollen

Ex Output:
D