* Sentence Correction - Slips of the tounge

[AK]

Slips of the tongue do not necessarily reveal concealed beliefs or intentions but rather are the result from the competition between various processing mechanisms in the brain.
(A) but rather are the result from
(B) and instead are the result from
(C) being rather the result of
(D) and rather result from
(E) but rather result from

[Jack]

I firstly appreciate the question !

but i am guessing that it may be C just because of the reason that result of is correct when compared to result from.

i appreciate if you provide us the official Answer !

[AK]

Slips of the tongue do not necessarily reveal concealed beliefs or intentions but rather are the result from the competition between various processing mechanisms in the brain.
(A) but rather are the result from
(B) and instead are the result from
(C) being rather the result of
(D) and rather result from
(E) but rather result from

The official Ans is E

The intention of the sentnence is clear.... Slips of tounge not X but rather y
A
B - and instead wordy
C - being rather ..wordy and awkward
D - and is not appropriate; but rather is more appropriate
E

I was confused between A and E

[Don]

you have to see the parallelism here.

not...reveal....but ...result
so A cannot be the answer. I chose E.

[JonathanSchneider]

Can someone please cite the source of this question? Otherwise we will be forced to delete it.