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: 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: hydropower requires damming a river, Fact2: Another source of energy is hydropower., Question: What is a source of energy? (A) fossil fuels (B) cooking (C) damming a river (D) sleeping (E) napping (F) Electrical energy (G) our nearest star (H) sunlight

Answer: C


Question: Fact1: Fish have a circulatory system with a two-chambered heart., Fact2: Fish include bass and salmon., Question: What has a circulatory system with a two-chambered heart? (A) sharks (B) insects (C) salmon (D) animals (E) barnacles (F) mammals (G) tortoises (H) alpacas

Answer:
C