The Benham Study Suggests That Professional Societies May Prefer to Restrict

The Benham study suggests that professional societies may prefer to restrict advertising by their members because

A) the costs of advertising would unnecessarily add to the price of their product.
B) with advertising,it would be harder for new members to compete with established members.
C) limiting information for consumers makes it easier for their members to charge higher prices.
D) advertising lowers the status of the profession in the public's eyes.