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: predicting weather requires studying weater, Fact2: Meteorologists try to predict the weather., Question: What do meteorologists study? (A) Meatballs (B) amount of heat (C) Meteors (D) The weather. (E) related organisms (F) Music (G) air masses (H) Seisometers

Ex Output:
D


Ex Input:
Fact1: vinegar can cause harm to the eyes, Fact2: Vinegar is dilute acetic acid., Question: What can acetic acid do to the eyes? (A) treat cataracts (B) harm them (C) Relieve pain (D) Dehydration (E) kill them (F) hydrate them (G) protect them (H) cleanse them

Ex Output:
B


Ex Input:
Fact1: Producers make food from inorganic molecules., Fact2: Green plants are producers ., Question: what makes food from inorganic materials? (A) animals (B) Organic compounds (C) burning coal (D) bacteria (E) agriculture (F) plants (G) honeybees (H) green plants

Ex Output:

H