GWD32Q7 以及支持题的一点疑惑~求解答~！！

10:GWD32-Q7

Travel agents are market intermediaries who make their living by gathering,organizing,anddispensing information about travel-related services that is not readily available to most consumers through new information technologies, such as the internet much of this information can now be made directly available to consumers. Demand for the services of travel agents will be drastically reduced

Which of the following, if true, most seriously weakens the argument?

A. Travel agents routinely use the internet and other new information technologies as sources for the information they obtain for their customers.

B. ！The amount of information available through the internet and other new information technologies is increasing faster than the capabilities of most consumers to process it

Process 加工处理~

C. Many people use travel-related services, such as airlines and hotels without consulting a travel agent.

D. The people who currently use the services of travel agents are also those most likely to gain access to new information technologies

E. *The internet and other new information technologies are currently used by a relatively small proportion of the population

相比E B确实更能削弱~但是E确实也是削弱原文了~~~~~~~~~~~~怎么二选一~

还有就是支持类型题~
如原文用A方法代替B方法要支持
1 没有比A更好的方法了~（笼统的没有更好的了）
2 A确实好（具体细节讲A的好处）

做过的题一般都选了2~可是为什么不能选1~ 是按相关吗？