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 greenhouse is used to protect plants by keeping them warm, Fact2: Flower size varies by plant., Question: How does a greenhouse protect flowers? (A) keeps them away from the sun (B) keeps them warm (C) keeps them out of soil (D) an external framework (E) it needs them (F) keeps them cold (G) rays or beams (H) by indirect light

Answer: B


Question: Fact1: the mass of a planet causes the pull of gravity on that planet, Fact2: Well, weight is the force on a object caused by gravity trying to pull the object down., Question: The mass of a planet causes the what? (A) harmful substances (B) global warming (C) weight of objects (D) It gets heated up (E) heat energy (F) to move people (G) kinetic energy (H) flow of electrons

Answer: C


Question: Fact1: DNA is found in chromosomes., Fact2: DNA DNA is deoxyribonucleic acid., Question: Where is deoxyribonucleic acid found? (A) bioaerosols (B) In a car (C) In the air (D) In the ground (E) In chromosomes (F) Veins and arteries. (G) mouth of rivers (H) an organism's body

Answer:
E