Please answer the following question by reasoning step-by-step.
One of the following sentences is nonsensical. Which one is it?\nOptions:\n- Sentence A: "it's very cold in the room, you had better not take off your ring"\n- Sentence B: "it's very cold in the room, you had better not take off your coat"\n

Sentence A
A ring won't keep you warm in a cold room.

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Therefore, the answer is Sentence A