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: if soil is permeable then water easily flows through that soil, Fact2: If a soil has high permeability, water flows through the soil more freely and may cause chemicals to leach., Question: What may cause chemicals to leach in soil? (A) soil is permeable (B) Pesticides (C) soil is hard (D) soil is dense (E) soil is eroded (F) Organic compounds (G) fossil fuels (H) harmful substances

Output: A


Input: Consider Input: Fact1: Pneumonia may be caused by an infection or injury of the lungs., Fact2: Mammals breathe air with lungs., Question: What may be caused by an infection or injury of the organs used to breathe air? (A) Toxicity (B) smoking (C) fertilization (D) pneumonia (E) a broken leg (F) oxygenation (G) Dehydration (H) the skin

Output: D


Input: Consider Input: Fact1: some animals' fur grows thicker for staying warm in the winter, Fact2: During winter, their hollow fur absorbs much heat as they sun themselves., Question: hollow fur keeps animals what (A) fats (B) camouflaged (C) safe (D) warm (E) cooled (F) liquid (G) live (H) from drowning


Output: D