Which of the following individuals is defined as an "agent" under the Uniform Securities Act? I An individual who represents a broker-dealer selling exempt securities to the public II An individual who represents a broker-dealer selling securities listed on a national stock exchange III An individual who represents an issuer in an exempt transaction IV An individual who represents an issuer in a transaction with existing employees without accepting a commission A I and II only B III and IV only C I, II, IV D I, II, III, IV