In a study, a group of adult men are fed protein drinks every morning for a week and then weighed to see how much weight they gained. Which factor is…

/in /by

In a study, a group of adult men are fed protein drinks every morning for a week and then weighed to see how much weight they gained. Which factor is the independent variable?

A.The weight gained

B.The duration of a week

C.The protein drinks

D.The men

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