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: Skin color is another polygenic trait., Fact2: Most dental variations are polygenic, that is controlled by several genes., Question: Skin color is a trait controlled by what? (A) prokaryotic cells (B) one gene (C) enzymes (D) keratin (E) one's descendants (F) several genes (G) the environment (H) a single gene

Output: F


Input: Consider Input: Fact1: soil erosion means soil loss through wind, Fact2: Soil erosion is one of the leading causes of water pollution in the United States., Question: What is one consequence of soil loss? (A) Decrease bodily water (B) humans disturb it (C) drying out (D) flooding (E) contamination (F) deforestation (G) chemical changes (H) Water pollution

Output: H


Input: Consider Input: Fact1: a greenhouse is used to protect plants by keeping them warm, Fact2: If the weather is warm, their temperature rises., Question: how is a greenhouse used to protect plants? (A) prevent heat loss (B) raising their temperature (C) storing water (D) reusing materials (E) increase oxygen (F) It helps them survive (G) reflecting light (H) evaporative cooling


Output: B