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: Plants live just about everywhere on Earth., Fact2: Epiphytes are plants that live on other plants., Question: Where do epiphytes live? (A) swamp vegetation (B) mountains (C) vegetation (D) the environment (E) peachleaf willow (F) ice (G) rocks (H) everywhere on earth

Ex Output:
H


Ex Input:
Fact1: plasma is formed by electrons separating from atoms in stars, Fact2: Plasma exists inside stars and in interstellar gases., Question: What is formed by electrons separating from interstellar gases? (A) an object (B) Energy. (C) proteins (D) led lights (E) air (F) light (G) plasma (H) dust

Ex Output:
G


Ex Input:
Fact1: disease-causing microbes have a negative impact on the body, Fact2: Pathogens are microbes that cause disease., Question: What do pathogens do to our body? (A) Move to another area (B) They provide us with nourishment (C) move to different locations (D) cause their death (E) They cause disease (F) They use us to hatch their eggs (G) decreases its bodily water (H) They keep us healthy and strong

Ex Output:

E