Which of the Following Is False Regarding Groups and Activities

Which of the following is false regarding groups and activities that are exempt from antitrust law?

A) States can set their own quotas regarding the amount of oil to be sold in interstate commerce.
B) Regulatory bodies of the airline and banking industry have authority to approve behaviors that would otherwise violate antitrust law,but the same is not true for the utility industry.
C) When insurance businesses are subject to state antitrust regulation,they are exempt from federal antitrust law.
D) Labor unions can organize and bargain.
E) Individuals in the fishing industry can cooperate for purposes of catching and preparing fish for market.