Question

The reason why a 15-day rolling average is taken to fix prices is insulating domestic consumers from extreme volatility in international prices.

Q: Answer-&lt;p&gt;The reason why a 15-day rolling average is taken to fix prices is&lt;strong&gt; insulating...

Here, lsquoto insulatersquo is correct. The reason is, lsquoto insulate domestichelliprsquo. The reason why a 15-day rolling average is taken to fix prices is to insulate domestic consumers from extreme volatility in international prices.

In each question below, a sentence is given with a part of it printed in bold type. That part may contain a grammatical error. Each sentence is followed by phrases (A), (B), (C) and (D). Find out which phrase should replace the phrase given in bold to correct the error, if there is any, and to make the sentence grammatically meaningful and correct. If the sentence is correct as it is and ‘ No correction is required’ , mark (E) as the answer.

A insulating domestic consumers from

B to insulating domestic consumers from

C to insulate domestic consumers from

D to insulating domestic consumer from

E No improvement required

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