The two oil companies agreed to merge their refining and marketing ope

The two oil companies agreed to merge their refining and marketing operations in the Midwest and the West, forming a new company for controlling nearly fifteen of the nation’s gasoline sales.

(A) forming a new company for controlling
(B) forming a new company that would control
(C) which would form a new company that controlled
(D) which formed a new company for controlling
(E) which formed a new company that would control

GMATNinja

A) meaning suggests that the merger was only for controlling the gasoline sales.merger could have other benefits also.i didn't chose option A just for this reason. could you please check whether i am correct.is there any other grammatical error in option A?

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