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").
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Question: Fact1: a light bulb is used for seeing in the dark, Fact2: Light is emitted by a light bulb., Question: What is required for seeing? (A) dark (B) sun (C) light (D) wind (E) retina (F) eyes (G) photons (H) copper

Answer: C


Question: Fact1: Chromosomes are coiled structures made of DNA and proteins., Fact2: DNA is deoxyribonucleic acid., Question: chromosomes are coiled structures made of proteins and what? (A) solid, liquid, gas (B) density (C) Something that causes allergies (D) deoxyribonucleic acid (E) It helps them survive (F) inheritance (G) blood cells (H) allow growth

Answer: D


Question: Fact1: coal is used to produce electricity by burning in coal-fire power stations, Fact2: Coal-fired power plants also contribute heavily to global warming., Question: Burning coal worsens (A) global warming (B) torn tendons (C) gender inequality (D) energy usage (E) Dehydration (F) Abnormal cell growth (G) The atmosphere (H) sound reproduction

Answer:
A