A study that compared rates of drug abuse by Canadian and American students over a 20-year period found that ____________ use was higher in the US, whereas ___________ was higher in Canada.

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The Answer of A study that compared rates of drug abuse by Canadian and American students over a 20-year period found that ____________ use was higher in the US, whereas ___________ was higher in Canada.

A Study That Compared Rates of Drug Abuse by Canadian