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").

Example Input: Fact1: Energy is passed up a food chain or web from lower to higher trophic levels., Fact2: Plants represent the first trophic level., Question: What passes energy up the food chain to adult vegans? (A) cows (B) animals (C) Batteries. (D) chickens (E) Power companies. (F) glucose (G) Humans. (H) Plants.
Example Output: H

Example Input: Fact1: Sperm had to swim from male to female reproductive organs for fertilization., Fact2: Gametes, the sperm and eggs, are produced by mitosis in the haploid gametophyte., Question: What swims from male to female reproductive organs for fertilization? (A) gametes (B) barnacles (C) fur seals (D) eggs (E) offspring (F) haploid (G) seeds (H) diploid
Example Output: A

Example Input: Fact1: Steroid hormones are made of lipids, such as phospholipids and cholesterol., Fact2: Lipids Lipids are diverse hydrophobic molecules., Question: what are steroid hormones made of? (A) diverse hydrophobic molecules (B) Something coming from a gland (C) Molecular kinetic energy (D) A compound that donates proton (E) female sex cells (F) Something that comes in a bundle of fibers (G) increases a body's strength (H) Something with a head, thorax, and abdomen
Example Output:
A