switching to flourish marketplace A. which companies will【T7】______ B. who have the option of【T8】______trucks C. who loses in

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问题 switching to
flourish
marketplace
A. which companies will【T7】______
B. who have the option of【T8】______trucks
C. who loses in the【T9】______
    Railroads justify rate discrimination against captive shippers on the grounds that in the long run it reduces everyone’s cost. If railroads charged all customers the same average rate, they argue, shippers【T10】______ or other forms of transportation would do so, leaving remaining customers to shoulder the cost of keeping up the line. It’s theory to which many economists subscribe, but in practice it often leaves railroads in the position of determining【T11】______ and which will fail. "Do we really want railroads to be the arbiters of who wins and【T12】______ ?" asks Martin Bercovici, a Washington lawyer who frequently represents shipper.
【T12】

选项 A、 
B、 
C、 

答案B

解析 空格前出现了and,空格后所选项与空格前的“who wins”并列,所以选B。
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