Direction : Improve the bracketed part of the sentence. India is (fourth…

Explanation: Use the definite article "the" before ordinal numbers in ranking expressions, and use the appropriate form of the adjective in context.

• Rule: Ordinal numbers (first, second, third, fourth, etc.) are usually preceded by the definite article "the" when indicating position or rank.

• Correct form: India is the fourth largest contributor of uniformed personnel to UN peacekeeping.

• Why "a fourth largest" is wrong: "a" is indefinite and does not normally precede ordinals used for ranking; the definite article "the" is required.

• Why "the fourth larger" is wrong: "larger" is the comparative form and does not fit a ranking expression. The correct adjective form here is "largest" as part of the phrase "fourth largest."

• Why "No Improvement" is wrong: The original bracketed phrase omits the definite article "the," so it needs correction.