What should differentiate a ‘professional’ from a ‘non-professional’ culture?

(a) Professionals generally earn higher salaries.

(b) Non-professionals do not have community sanction or ethical codes.

(c) A professional provides a service to society as a social good to benefit the community.

(d) Because professionals have a monopoly over a body of knowledge, they are required to be monitored by the government.

Choose the best answer.