According to the passage, which of the following is true about the idea mentioned in highlight text?_出国考试答疑器_GMAT

According to the passage, which of the following is true about the idea mentioned in highlight text?

A、 It has been undermined by data found in time-use surveys conducted by home economists.

B、 It was based on a definition of housework that was explicitly rejected by Vanek and Cowan.

C、 It is more valid for the time period studied by Cowan than for the time period studied by Vanek.

D、 It is based on an underestimation of the time that married women spent on housework prior to the industrialization of the household.

E、 It inaccurately suggested that new household technologies would reduce the effort required to perform housework.

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