Sentence Correction

The United States petroleum industry's cost to meet environmental regulations is projected at ten percent of the price per barrel of refined petroleum by the end of the decade.
(A) The United States petroleum industry's cost to meet environmental regulations is projected at ten percent of the price per barrel of refined petroleum by the end of the decade.
(B) The United States petroleum industry's cost by the end of the decade to meet environmental regulations is estimated at ten percent of the price per barrel of refined petroleum.
(C) By the end of the decade, the United States petroleum industry's cost of meeting environmental regulations is projected at ten percent of the price per barrel of refined petroleum.
(D) To meet environmental regulations, the cost to the United States petroleum industry is estimated at ten percent of the price per barrel of refined petroleum by the end of the decade.
(E) It is estimated that by the end of the decade the cost to the United States petroleum industry of meeting environmental regulations will be ten percent of the price per barrel of refined petroleum


OA:E

A & B: "by the end of the decade" is misplaced. "The United States petroleum industry's cost" is not preferred.

C: Looks really awkward construction.

D: To meet ...should modify the industry rather than the cost.

Pick E.

The United States petroleum industry's cost to meet environmental regulations is projected at ten percent of the price per barrel of refined petroleum by the end of the decade.

(A) The United States petroleum industry's cost to meet environmental regulations is projected at ten percent of the price per barrel of refined petroleum by the end of the decade.--> Industry's cost is estimated.....which is awkward..it should be " cost to the industry" also be the end of decade is not correctly used

(B) The United States petroleum industry's cost by the end of the decade to meet environmental regulations is estimated at ten percent of the price per barrel of refined petroleum. --> Industry's cost is estimated.....which is awkward..it should be " cost to the industry "also be the end of decade is not correctly used

(C) By the end of the decade, the United States petroleum industry's cost of meeting environmental regulations is projected at ten percent of the price per barrel of refined petroleum. --> I do not know the reason but between c and e , e looks complete

(D) To meet environmental regulations, the cost to the United States petroleum industry is estimated at ten percent of the price per barrel of refined petroleum by the end of the decade. ----> the cost to the US is incorrectly modifying to meet envi....

(E) It is estimated that by the end of the decade the cost to the United States petroleum industry of meeting environmental regulations will be ten percent of the price per barrel of refined petroleum --> cream of the crap...best answer choice..

what's wrong in C ?

C: By the end of the decade, the United States petroleum industry's cost of meeting environmental regulations is projected at ten percent of the price per barrel of refined petroleum....Industry's cost is wrong

E: But I think E is also not correct as it replaced work projected with estimated..