In this task, you are given a multiple-choice question and you have to pick the correct option. Answer with option indexes (i.e., "A", "B", "C", and "D").
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Question: What are a source of fibers? (A) water (B) plantlife (C) rocks (D) air

Answer: B

Question: When the old man was much younger, he still had (A) brown eyes (B) baldness (C) gray hair (D) wrinkled skin

Answer: A

Question: Molecules are known for having a (A) Positive Charge (B) Neutral Charge (C) Friend (D) Negative Charge

Answer:
B