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: volcanic ash in the atmosphere decreases the temperature by blocking the sun, Fact2: Supersaturation is inferred to be a common state for atmospheric haze particles., Question: What decreases the temperature by blocking the Sun? (A) cilia (B) the Sun (C) the wind (D) haze (E) ice (F) fat (G) rain (H) acids

Output: D

Input: Consider Input: Fact1: a flashlight requires a source of electricity to produce light, Fact2: Flashlights can help children see better., Question: Children see better with a source of electricity to do what? (A) focusing a lens (B) staying warm (C) survival (D) reproduce (E) produce light (F) remove electricity (G) produce darkness (H) remove light

Output: E

Input: Consider Input: Fact1: Infancy is the period of most rapid growth after birth., Fact2: Infancy and early childhood are times of rapid growth and development., Question: what is rapid in childhood? (A) shrinking (B) pigmentation (C) school (D) development (E) flower secretion (F) swelling nodes (G) magnetism (H) movement
Output: D