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It is illegal for a trade association to report the prices charged by each of its members. Which of the following are reasons for this? (Seiect aiJ' that apply.) I:I A. This action would reduce the price elasticity of demand of the goods sold by members and raise their prices. I:I B. This action would decrease price visibility, which would help sustain an illegal cartel into the market. I] C. This action might be helping to sustain an illegal cartel by reporting its members' prices. I:I D. This action facilitates collusion by reassuring the cartel members that no one is cheating on their agreement