Who’s idea was it to make us go outside at in the freezing cold? what needs to be changed in this short passage

Your answer is A: "Who's" needs to be changed to "Whose"

Explanation:

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type of error:

the error in the sentence is a "dangling modifier". a dangling modifier is a phrase, word or clause that "dangles" because there is not target to modify. in this case, "after mopping the floor" is the dangling modifier since it has no word to modify. the noun "house" cannot mop the floor; therefore there is a mistake in the writing of the sentence.

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