The BIS has specified certain limited of the presence of contaminants in drinking water to...........

English ( Master) Sentence Improvement

The BIS has specified certain limited of the presence of contaminants in drinking water to ensure the quality of drinking water.

I. restrictions with respect to the presence for

II. limits to the presence of

III. barriers to the present of

Only I

Only II

Only I and III

Only II and III

No correction required

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Explanation:

Correct Answer is (b).Original phrase: We need a noun (limit) and not an adjective (limited) in the statement.
I is incorrect due to the use of incorrect preposition for instead of of.
III is incorrect due to the use of present instead of presence.
II is correct contextually and grammatically.
Hence, option B is correct.