I'll give you a question, please answer with step-by-step reasoning process.
Which of the following sentences is nonsensical?\nOptions:\n- Sentence A: "Justin Bieber is a famous musician who is not from this century"\n- Sentence B: "Mozart is a famous musician who is not from this century"\n

Sentence A
Justin Bieber is only in his 20's so he was definitely born within the last 100 years.

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Thus, the answer is Sentence A