On October 20, Aries decides to switch his PDP to a Medicare Advantage plan. Aries would like this change to be effective November 1. Which statement is true for Aries? There are no rules governing how often he can change plans during the year. He can use the Medicare Advantage Open Enrollment Period that runs from October 15 to December 7 and select November 1 as his plan effective date. He may be able to use a Special Election Period to change plans if he qualifies for one. He can use the Annual Election Period that runs from October 15 to December 7 and select November 1 as his plan effective