Official Answer Key & Detailed Solution
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Correct Answer: Option (D) — Carbon credits are traded at a price fixed from time to time of the United Nation Environment Programme
Concept & Option Breakdown
Standard Reference VerifiedStatement (d) is incorrect: Carbon credits are traded on voluntary and compliance carbon markets (such as the EU Emissions Trading Scheme), and their price is determined purely by market demand and supply dynamics, not set or fixed by UNEP.
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