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: disease has a negative impact on an organism, Fact2: Peace is freedom from sickness and disease., Question: What has a negative impact on an organism? (A) influenza (B) sickness (C) smallpox (D) leukemia (E) liver cancer (F) food (G) air (H) water

Ex Output:
B

Ex Input:
Fact1: Cells are the microscopic building blocks of organisms., Fact2: Plants and animals are organisms., Question: What are cells in plants and animals? (A) production of energy (B) absorb light energy (C) large building blocks (D) sub-units of species (E) cellulitis (F) microscopic bulding blocks (G) disease (H) microorganisms

Ex Output:
F

Ex Input:
Fact1: condensing means changing from a gas into a liquid by reducing heat energy, Fact2: Water can easily condense on the cold end of the probe., Question: What can be a gas or a liquid? (A) Alcohol (B) ozone (C) water (D) vapors (E) heat (F) blood (G) NaCl (H) shale

Ex Output:
C