单选题欲获得船舶最大盈利航速，尚须考虑（）。 Ⅰ．船舶的折旧费； Ⅱ．客、货的周转量； Ⅲ．运输成本及利润。AⅠ+ⅡBⅠ+ⅢCⅡ+ⅢDⅠ+Ⅱ+Ⅲ
单选题
欲获得船舶最大盈利航速，尚须考虑（）。 Ⅰ．船舶的折旧费； Ⅱ．客、货的周转量； Ⅲ．运输成本及利润。
A
Ⅰ+Ⅱ
B
Ⅰ+Ⅲ
C
Ⅱ+Ⅲ
D
Ⅰ+Ⅱ+Ⅲ
参考解析
解析：
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