Sentence Correction

The expected rise in the price of oil could be a serious impact to industrialized nations and severely diminish the possibility to have an economy free of inflation.

(A) be a serious impact to industrialized nations and severely diminish the possibility to have
(B) seriously impact on industrialized nations and severely impede the possibility to have
(C) seriously impact on industrialized nations and severely impede the possibility of having
(D) have a serious impact on industrialized nations and severely impede the possibility to have
(E) have a serious impact on industrialized nations and severely diminish the possibility of having

B and C are out - impact on is wrong, there should be no "on" after impact
E - incoorect parallelism
A - be a serious impact to...is wrong again
so OA acc to me could be D

Could impact X - impact as verb
could have impact on X - impact as noun

Both are right constructions.

B/C are wrong for the above reason.
A/B/D - possibility/probability of is the right idiom.

IMO E.

A--should be "could have an impact," not "be an impact"

B--the "on" after "impact" is unidiomatic

C--same as B

D--"possibility to" is unidiomatic

E--"possibility of" is correct.

Bill@VeritasPrep wrote: B--the "on" after "impact" is unidiomatic

Is impact on always unidiomatic ? What if it is used as a noun ?

The book had a great impact on my thinking. - Is this unidiomatic ?

impact on X, where X is noun, is correct.

Explain me one thing, geniuses & GMAT prep experts :

Can we consider parallelism as the first choice of POE (Process of Elimination) ?

Penguinfoot.

killer1387 wrote:impact on X, where X is noun, is correct.

Yup. Impact as a noun can be followed by "on" but impact as a verb cannot.