I'll give you a question, please answer with step-by-step reasoning process.
Of the following two sentences, which one is against common sense?\nOptions:\n- Sentence A: "I want to have my hair cut because my hair is too long"\n- Sentence B: "I want to have my hair cut because my hair is too short"\n

Sentence B
Haircuts are used when hair is long, not short.

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So, the answer is Sentence B