Quadrennial repair is done in-
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A.
Twice a year
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B.
Four times a year
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C.
Alternate year
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D.
Once in four years
Correct Answer:
D. Once in four years
Explanation:
Quadrennial repair refers to maintenance or restoration work that is performed every four years. The term quadrennial is derived from the Latin words quadri, meaning four, and annus, meaning year. Therefore, this schedule ensures that specific infrastructure or equipment is thoroughly serviced once in a four-year cycle to maintain its operational integrity.
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