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").

Q: Fact1: the emission of sulfur dioxide causes acid rain, Fact2: The sulfur dioxide is converted into sulfuric acid., Question: what causes acid rain? (A) gases (B) rainfall (C) Pollution (D) fossil fuels (E) emissions (F) vehicles (G) burning (H) wind

A: E
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Q: Fact1: disease has a negative impact on an organism, Fact2: Peace is freedom from sickness and disease., Question: What has a negative impact on an organism? (A) influenza (B) sickness (C) smallpox (D) leukemia (E) liver cancer (F) food (G) air (H) water

A: B
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Q: Fact1: Chromoplasts make and store pigments., Fact2: Chromoplasts contain red or yellow xanthophyll pigments in large amounts., Question: What makes and stores red and yellow colors? (A) trees and flowers (B) h20 (C) transportation (D) melanin content (E) prokaryotic cells (F) Bacteria (G) Chromoplasts (H) Single celled organisms

A:
G
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