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").

Input: Consider Input: Fact1: Insects may live in large colonies and have complex social behaviors., Fact2: Like other ants, the fire ant is a social insect., Question: What may live in large colonies? (A) animals (B) tigers (C) tardigrades (D) fire ants (E) bears (F) honeybees (G) orchids (H) graptolites

Output: D

Input: Consider Input: Fact1: Biodiversity increases the productivity and stability of ecosystems., Fact2: An ecosystem includes the organisms and their habitat., Question: what does biodiversity increase the productivity and stability of? (A) density (B) the looseness of soil (C) water vapor (D) the environment (E) h2o (F) swamp vegetation (G) biological diversity (H) organisms and their habitat

Output: H

Input: Consider Input: Fact1: Chromosomes contain genes, which code for proteins., Fact2: Each cell contains the code, in bundles called chromosomes., Question: What are genes contained in? (A) rocks (B) ice cubes (C) pollen (D) genetic drift (E) alleles (F) chickens (G) humans (H) bundles
Output: H