I'll give you a question, please answer with step-by-step reasoning process.
Which of these sentences doesn't make sense?\nOptions:\n- Sentence A: "I am going home to open the door with a key"\n- Sentence B: "I am going home to open the door with broom"\n

Sentence B
The primary use for brooms is sweeping, not opening doors.

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So, the answer is Sentence B