In developing new facilities for the incineration of solid wastes, we must avoid the danger of shifting environmental problems from landfills polluting the water to polluting the air with incinerators.


In developing new facilities for the incineration of solid wastes, we must avoid the danger of shifting environmental problems from landfills polluting the water to polluting the air with incinerators.

A. landfills polluting the water to polluting the air with incinerators

B. landfills polluting the water to the air being polluted with incinerators

C. the pollution of water by landfills to the pollution of air by incinerators

D. pollution of the water by landfills to incinerators that pollute the air

E. water that is polluted by landfills to incinerators that pollute the air


In-depth Explanation and Correct Answer Below (so you don’t see it while reviewing the question)

in developing new facilities for the incineration

In developing new facilities for the incineration… Explanation

In developing new facilities for the incineration of solid wastes, we must avoid the danger of shifting environmental problems from landfills polluting the water to polluting the air with incinerators.

(A) landfills polluting the water to polluting the air with incinerators

Comparison is off. From X to Y. X and Y must be parallel.

(B) landfills polluting the water to the air being polluted with incinerators

Comparison is off. From X to Y. X and Y must be parallel.

(C) the pollution of water by landfills to the pollution of air by incinerators

Pollution to pollution. This is the only choice with a parallel comparison.

(D) pollution of the water by landfills to incinerators that pollute the air

Comparison is off. From X to Y. X and Y must be parallel.

(E) water that is polluted by landfills to incinerators that pollute the air

Comparison is off. From X to Y. X and Y must be parallel.

Correct Answer: C

For some SC guidance, here’s a link to a breakdown of GMAT sentence correction.