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Question 18 1 pts Refer to Figure 4.1. What is the change in producer surplus in the market for swimsuits when demand shifts from D1 to D2? Figure 4.1 Swim suits Sandals p P 60 45 7 40 O 25 30 Q 25 30 Q O $100 O $225.75 O $137.5 O Unable to determine from the graphs