考虑某运输问题,设其总需求量为Q,总供应量为G,且QA.使诸供应点的供应总量减少G-QB.使诸需求点的需求总量增加G-QC.虚设一个需求量为G-Q的需求点,且任一供应点到该虚设需求点的单位运费为充分大D.虚设一个需求量为G-Q的需求点,且任一供应点到该虚设需求点的单位运费为0正确答案是D
A.使诸供应点的供应总量减少G-Q
B.使诸需求点的需求总量增加G-Q
C.虚设一个需求量为G-Q的需求点,且任一供应点到该虚设需求点的单位运费为充分大
D.虚设一个需求量为G-Q的需求点,且任一供应点到该虚设需求点的单位运费为0
正确答案是D
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