gwd18-18

The first shots of the American Revolution, fired at Lexington and Concord.  Massachusetts, were, according to legend, heard around the world, but news of these shots, which were sent by swift messenger, took four days in reaching New York City as well as another additional eleven days to reach Charleston, South Carolina.

A.      shots, which were sent by swift messenger, took four days in reaching New York City as well as another additional eleven days

B.       shots that was sent by swift messenger took four days in order to reach New York City, and also another eleven days

C.      shots that were sent by swift messenger took four days to reach New York City and another eleven days c

D.      shots took four days by swift messenger in order to reach New York City and another eleven days in addition

E.       shots took four days by swift messenger to reach New York City and another eleven days
        

为什么e选项的were sent 可以省略呢？这样逻辑意思不是有歧义了吗？

逻辑含义没有发生改变，GMAT中要求简洁有效，在本题中直接使用TOOK分词修饰SHOTS含义表达依旧清晰，而若加入were sent 含义为发生有效改变但其使用被动语态不简洁且被动表达一般不太好。

另外，提醒LZ根据其他情况综合排除而选择。

C为什么不对？