Correct Answer: Only (i), (ii) and (iv)
Subject: 2025
Explanation: <b>Key Fact</b><br>The 42nd Amendment added Fundamental Duties, extended the Lok Sabha term to six years at the time, and amended the Preamble; property-right changes were not its listed change in this question.<br><br><b>Additional Info</b><br>Topic: Constitutional Amendments. The correct option is <b>D</b> — Only (i), (ii) and (iv).<br><br><b>Why the other options are wrong</b><br><b>Option A</b>: Only (i), (ii) and (iii) — not the option marked correct for this question.<br><b>Option B</b>: All of (i), (ii), (iii) and (iv) — not the option marked correct for this question.<br><b>Option C</b>: Only (i) and (ii) — not the option marked correct for this question.<br><br><b>Exam Trick</b><br>Identify the exact concept tested, then eliminate options that contradict the definition, formula, chronology or fact in the question.<br><br><b>Final Answer</b><br>Option D — Only (i), (ii) and (iv).