Secondary market transactions would include all of the following except
A) sale of $10 million of municipal bonds by a broker-dealer acting as a market maker.
B) sale of $10 million of corporate bond by a broker-dealer acting as an underwriter.
C) sale of $10 million of U.S. Treasury bonds by a broker-dealer acting as a market maker.
D) sale of $10 million of corporate stock by a broker-dealer acting as a market maker.