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: Caffeine is a central nervous system stimulant., Fact2: Cocaine is a stimulant and increases the user's heart rate and blood pressure., Question: What does caffeine do? (A) Increase fame (B) increases a body's strength (C) Release energy (D) Increase user's heart rate (E) Transfers energy (F) decrease stamina (G) Increase intelligence (H) Increase wealth

Output: D


Input: Consider Input: Fact1: Mating is generally preceded by courtship., Fact2: For example, a black rooster and a white hen mate, and the resulting offspring are gray., Question: What can result in offspring? (A) seeds (B) competition (C) courtship (D) travel (E) resistance (F) solitude (G) litter (H) reading

Output: C


Input: Consider Input: Fact1: cycles of freezing and thawing water cause ice wedging, Fact2: Ice wedging is the most important form of mechanical weathering., Question: What is caused by cycles of water freezing and thawing? (A) heat is produced (B) a tree falling (C) peachleaf willow (D) Plant growth is reduced (E) root growth (F) mechanical weathering (G) Condensation (H) fissures of hot, acidic water


Output: F