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(1) If both Assertion (A) and Reason (R) are True and the Reason (R) is a correct explanation of the Assertion (A)
(2) If both Assertion (A) and Reason (R) are True but Reason \( (\mathrm{R}) \) is not a correct explanation of the Assertion (A)
(3) It Assertion (A) is True but the Reason (R) is False
(4) If Assertion (A) is False but the Reason (R) is True
Assertion (A): Reaction of \( \mathrm{SO}_{2} \) and \( \mathrm{H}_{2} \mathrm{~S} \) in the presence of \( \mathrm{Fe}_{2} \mathrm{O}_{3} \) catalyst gives elemental sulphur.
Reason \( (\mathbf{R}): \mathrm{SO}_{2} \) is a reducing agent.
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