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: Earthworms are important deposit feeders that help form and enrich soil., Fact2: Earthworms Earthworms are in the phylum Annelids., Question: What do annelids enrich? (A) magma (B) seeds (C) soil (D) Energy (E) food (F) water (G) moss (H) roots
Example Output: C

Example Input: Fact1: Infancy is the period of most rapid growth after birth., Fact2: Development means to get better, growth means to get bigger., Question: What is the period of most rapidly getting bigger after birth? (A) 86400 (B) infancy (C) adult (D) a hosta (E) pregnancy (F) adulthood (G) eight (H) angiosperm
Example Output: B

Example Input: Fact1: a refrigerator is used for keeping food fresh for a long period of time, Fact2: Favorite food is chicken., Question: what does a refrigerator keep fresh? (A) animals (B) heat (C) salt (D) oysters (E) canned food (F) grass (G) chicken (H) trout
Example Output:
G