PT69.S1.Q5 - A recent study showed that people who drink...

Ashley2018-1

I understand why the correct answer is correct but I’m still iffy about answer choice A. Every website I check has different reasons for why it’s incorrect. I’ve read that it’s because the choice says beverage which doesn’t necessarily include coffee but is that a legitimate reason? It seems like nitpicking to me but if I’m wrong I’d like to know. I picked A because I thought the different levels of exercise could explain the discrepancy in arthritis between the two groups. Looking back I think I misread A as saying people who drink decaf are more likely to exercise than those who drink regular coffee. Would that make the choice correct or no? Why or why not?

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