6 Due to the rising cost of fresh water, water reuse or recycle has gained much attention in recent years for
the sake of environmental_______ .
(A) sustainability
(B) profitability
(C) absorbability
(D) degradability
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統計: A(2), B(0), C(0), D(0), E(0) #3166206
統計: A(2), B(0), C(0), D(0), E(0) #3166206