I'll give you a question, please answer with step-by-step reasoning process.
One of the following sentences is nonsensical. Which one is it?\nOptions:\n- Sentence A: "An enermy is a person who cares about you."\n- Sentence B: "A friend is a person who cares about you."\n

Sentence A
An enemy is a person who hates you.

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Final answer: Sentence A