Final answer:
Medicare Part C is Medicare Advantage Plans, which are health insurance plans offered by private companies approved by Medicare, providing additional benefits along with the benefits of Parts A and B.
Step-by-step explanation:
Medicare Part C is actually Medicare Advantage Plans. Medicare Advantage Plans are health insurance plans that are offered by private companies that are approved by Medicare. These plans provide all of the benefits of Medicare Parts A and B (Hospital Insurance and Medical Insurance) and often include additional benefits, such as prescription drug coverage, dental and vision coverage, and fitness programs.