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$6.30 $5.70 188 212 SR1 416 Refer to the above graph and assume these demands are for the same product sold in two different competitive markets. If the price of this product decreases from $6.30 to $5.70 in both markets, consumer expenditures and total revenues would: O a) Decrease if demand were D1 only. O b) Decrease if demand were D2 only O c) Decrease if demand were either D1 or D2. Od) Increase if demand were either D1 or D2