10. In order to increase the ratio of outputs to inputs, a manager would have to ________.
(A) decrease the selling price
(B) increase the quality of inputs
(C) hire additional employees
(D) increase productivity
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統計: A(0), B(0), C(1), D(1), E(0) #2586805
統計: A(0), B(0), C(1), D(1), E(0) #2586805