Under IFRS S2, what does the GHG Protocol's Global Warming Potential (GWP) metric accomplish for resource-related emissions reporting?
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A
It measures the geographic distribution of GHG emissions sources across an entity's supply chain
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B
It converts emissions of different greenhouse gases into a common CO₂-equivalent unit for consistent aggregation
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C
It calculates the financial liability associated with emissions per metric ton of CO₂
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D
It measures the physical volume of GHG emissions relative to resource extraction activity