If a Perfectly Competitive Industry Becomes a Monopoly and the Costs

Multiple Choice

If a perfectly competitive industry becomes a monopoly and the costs do not change, which of the following allocation of costs and benefits applies?

A) The producer and society are harmed, but consumers benefit.
B) The producer is harmed, but consumers and society benefit.
C) The producer and society benefit, but consumers are harmed.
D) The producer, consumers and society all benefit.
E) The producer benefits, but consumers and society are harmed.