42. What is the main idea of the second paragraph?
(A) Some moral issues of food waste.
(B) The suggestions for preserving food.
(C) The statistics of consumers’ food waste.
(D) Some environmental impacts of food waste.
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統計: A(20), B(20), C(40), D(108), E(0) #2270356
統計: A(20), B(20), C(40), D(108), E(0) #2270356