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: bees convert nectar into honey, Fact2: Butterflies feed on nectar produced by flowers., Question: From what part of the plant do bees collect the substance they need to make honey? (A) Fruit (B) a hosta (C) food (D) Leaves (E) keratin (F) Flowers (G) liquids (H) Stem

Ex Output:
F


Ex 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

Ex Output:
H


Ex Input:
Fact1: if a habitat can no longer support animals then those animals will move to another area, Fact2: Humans are animals too., Question: who will move if a habitat can no longer support them? (A) starfish (B) soil (C) pigeons (D) squids (E) sound waves (F) clouds (G) Echinoids (H) humans

Ex Output:

H