Official Answer Key & Detailed Solution
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Correct Answer: Option (C) — A is true but R is false
Concept & Option Breakdown
Standard Reference VerifiedAssertion (A) is true: The 60°–65° latitude zones in both hemispheres feature the subpolar low-pressure belts. These are dynamically induced low-pressure zones caused by the convergence of warm westerlies and cold polar easterlies along the polar front, accompanied by the Earth's rotation flinging air outward.
Reason (R) is false: Subpolar low-pressure zones are not permanent exclusively over oceans; while oceanic low cells (like the Aleutian and Icelandic lows) are prominent, the low-pressure belt is a global planetary pressure feature influenced by dynamic convergence rather than permanent oceanic restriction.
Subpolar lows are dynamically induced (caused by convergence and rotation), not thermally induced permanent oceanic features.
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