Suppose that Dallas has a change in his tastes such that he values strawberries more than before. If the market price is the same as before, then what would happen to Dallas? a. Dallas's consumer surplus would increase since his willingness to pay decreases. b. Dallas's consumer surplus would increase since his willingness to pay increases. c. Dallas's consumer surplus would decrease since his willingness to pay decreases. d. Dallas's consumer surplus would decrease since his willingness to pay increases.