According to this passage,

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A．brokers usually perform. the same kinds of services to their customers.

B．brokers have little contact with each other.

C．open competition tends to result in a common price for similar transactions at any given moment.

D．changes in the pressure of available supplies of funds upon market tends to maintain a common price for similar transactions.

参考答案:

C解析：由第二段的最后一句话，我们可以知道货币市场的一个分配特征就是依靠资金提供方和需求方内部之间的竞争，所以可以得出C项的结论。A和B项不符合文中的题意。D项货币市场的浮动并不只是取决于资金提供方，还有市场的需要这一因素。