Which of the phrases (A), (B), (C), and (D) given below should replace the phrase given in ‘’bold’’ in the following sentence to make the sentence grammatically meaningful and correct. If the sentence is correct as it is and no correction required, mark (E) as the answer.
We are happy to note that ‘’the use of emission controls was’’ created to reduce air pollution.
In the original sentence and in option B, it is implied that the uses were created which is nonsensical. Option C and D are wrong because of the use of past perfect tense which is incorrect in this construction. Right option is A.
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