13. The report highlighted the urgent need for _____ policies, as pneumonia has become the third leading cause of death among seniors.
(A)attractive
(B)conservative
(C)preservative
(D)proactive
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統計: A(1), B(7), C(18), D(57), E(0) #3445911
統計: A(1), B(7), C(18), D(57), E(0) #3445911