GMAT Critical Reasoning (CR) | Re: The public often protests when an unregulated service

The public often protests when an unregulated service industry is found to be corrupt.
However, regulation often leads to increased costs for the consumer. Fewer companies
survive in a regulated market, leading to decreased competition and higher prices. The public
then responds negatively to the increased costs of these services. The statements above best
support which of the following?
A) Service industries should not be regulated.
b) The public should not protest unregulated services.
c) Only