Which One of the Following Best Describes a Broker

Multiple Choice

Which one of the following best describes a broker?

A) intermediary who arranges trades between a buyer and a seller
B) trader who buys and sells from his or her inventory
C) firm which charges a commission for arranging a transaction
D) person who buys securities for his or her own account on an exchange floor
E) trader who transacts business on behalf of a securities issuer