单选题
The Garbage Project's studies differ from other researches into the behaviors of consumers in that ______.
A、
the former records data more excruciatingly than the latter does
B、
the data collected by the latter are biased by perceptions and judgements
C、
the former collects data from self-reports or interview surveys
D、
the former reconstructs consumer behaviors directly from material reality
【正确答案】
D
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