In 2011,real GDP in the United States Was $60 Per

In 2011,real GDP in the United States was $60 per hour worked.In major European economies,real GDP averaged on $48 per hour worked.This difference is explained by the points that ________ and ________.

A) Americans work more hours than Europeans;Americans produce more per hour than Europeans
B) Americans are equally as productive as Europeans;Americans work more hours on average
C) Americans work the same number of hours per week as Europeans on average;Americans are less productive due to technology differences
D) Americans take more vacations than Europeans;Americans take more sick days than Europeans
E) Americans work less hours than Europeans;Americans take less sick days than Europeans