Overall, Economists Believe That Deregulation of Industries Formerly Subjected to Industrial

Overall, economists believe that deregulation of industries formerly subjected to industrial regulation

A) has been a clear failure.
B) is neutral in its impact on society's well-being, creating minimal net benefits at best.
C) has produced large net benefits for consumers and society.
D) has produced sizable efficiency gains in the communications industry, but not in the transportation industry (railways, trucking, airlines) .