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: Bone provides protection for soft tissues and internal organs., Fact2: Bone matrix consists of collagen and minerals., Question: What provides protection for soft tissues and internal organs? (A) Blankets (B) barnacles (C) Epidermis (D) mammals (E) Collegen (F) Animal fur (G) a cuticle (H) fur and fat

Ex Output:
E

Ex Input:
Fact1: lungs are used for breathing air by land animals, Fact2: Elephants are the largest animals on land., Question: What uses lungs for breathing air? (A) rocks (B) some mammals (C) Frogs (D) monotremes (E) humans (F) bacteria (G) elephants (H) oak trees

Ex Output:
G