Final answer:
The 5-Star Special Enrollment Period (SEP) can be used once to enroll in a 5-Star plan, with coverage starting the first of the month following receipt of the enrollment application.
Step-by-step explanation:
The correct answer is a. It can be used once from December 8 through November 30 to enroll in a 5-Star plan, and coverage will start the first of the month following receipt of the enrollment application. The 5-Star Special Enrollment Period (SEP) is a specific enrollment period for individuals who are currently enrolled in a Medicare Advantage plan that has a star rating of less than 5 stars, and they want to switch to a 5-star plan in their area. This enrollment period is limited to a one-time opportunity, and coverage starts the first day of the month following the receipt of the enrollment application.