80.According to the text, which of the following is necessary to achieve net zero before 2050?
(A)Increasing the use of new technologies and alternative fuels
(B)Reducing international travel completely
(C)Closing SMEs to reduce emissions
(D)Stopping volume recovery in tourism
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統計: A(0), B(0), C(1), D(0), E(0) #3852845
統計: A(0), B(0), C(1), D(0), E(0) #3852845