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题干参照阅读理解第6题 According to Scott Hah...

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题干参照阅读理解第6题

According to Scott Hahn, one big challenge to designers who will go organic is that         .

A. much more time is needed to finish a dress using sustainable materials .

B. they have to create new brands for clothes made of organic materials .

C. customers have difficulty telling organic from non-organic materials .

D. quality organic replacements for synthetics are not readily available .