GMAT Critical Reasoning (CR) | Re: Married Women's Sleep

Reading the question: Usually, in a strengthen question, we will look for the greatest weakness and then a strengthener that patches that weakness, because there is no greater way to strengthen an argument. But here we have a NOT question, so the correct answer is likely to be a weakener or be irrelevant. We'll use a basic filter: what answer choice weakens the idea that getting married makes a woman sleep longer and hence live longer?

Applying the filter: (A)
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