GMAT Critical Reasoning (CR) | Re: The standard computer keyboard, called QWERTY because of the arrangeme

First glance i also thought same.

lets see the conclusion :focus on colored part :

" If a manufacturer of computer keyboards were to arrange the keys in the most efficient manner,everyone would want to buy a new
improved keyboard."

Now i guess B will make sense to u....

lets check other choices:
(A) Modern computer word-processing systems are much faster than the most accomplished
...

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