Which of the Following Is True

Which of the following is true?

A) Insurance brokers usually work for multiple companies, while insurance agents work for one company.
B) Insurance agents usually work for multiple companies, while insurance brokers work for one company.
C) Insurance brokers are generally shareholders of the companies they work for, while insurance agents are not.
D) There is no real distinction between insurance brokers and insurance agents.
E) Insurance agents are regulated by the state, while insurance brokers are not.