The correct option is b. Consumer surplus decreases when the federal government enforces a law that raises the price of dairy goods above the equilibrium.
Consumer advantages from market competition are measured economically as consumer surplus. When customers pay less for a good or service than they are willing to, this is known as a consumer surplus. It measures the extra benefit that consumers get from pay less for something than they would have been prepared to. One can contrast consumer surplus with producer surplus.
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