Assume that the market for chocolates is perfectly competitive. which of the following statements would be true in this case? a. jill starts to produce chocolates today, but the addition of her supply into the market does not decrease the market price. b. terry uses soy milk for producing his chocolates, while donna uses almond milk for producing hers. c. jessica, a chocolate seller, sometimes sets her price lower or higher than the price at which other sellers sell their chocolates. d. pam wants to produce chocolates but she is unable to as roy controls all the cocoa farms in the region.