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: Flagella help prokaryotes move., Fact2: Most prokaryotes are unicellular., Question: What helps unicellular organisms move? (A) evaporation (B) bacteria (C) heat energy (D) glucose (E) sweating (F) flagella (G) legs (H) blood

A: F
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Q: Fact1: Roundworms may be free-living or parasitic., Fact2: Roundworms make up the roundworm phylum, Nematoda., Question: What can the phylum Nematoda be? (A) dangerous (B) parasitic (C) horses (D) meiosis (E) more abundant (F) graptolites (G) homogenous (H) phytoplankton

A: B
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Q: Fact1: Vesicle transport requires energy, so it is also a form of active transport., Fact2: Absorption comes from active transport., Question: What is a form of vesicle transport that requires energy? (A) absorption (B) glucose (C) Leptospirosis (D) a solute (E) Energy. (F) bioaerosols (G) direct energy (H) heat or cold

A:
A
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