Harry and Alice are nearing retirement and wish to change their current investment portfolio to emphasize income instead of growth. They also wish to minimize their federal and state taxes. Which of the following actions would be most likely to accomplish their goal? Question 16Select one: a. Purchase U.S. debt obligations that carry a large original issue discount (OID) b. Purchase a mix of bonds issued by various states c. Purchase a mutual fund that invests in U.S. obligations and state and local government obligations d. Purchase U.S. treasury bills