13. Raymond is turning 65 years of age and has been receiving Social Security benefits. Which of the following statements concerning his eligibility for Medicare benefits is correct? Raymond can sign up for Part A without Part B, but he cannot sign up for Part B later. Raymond will be enrolled automatically in Parts A and B. If Raymond signs up for Part B later, the premium will be the same as at age 65. If Raymond declines Part A and Part B, he will be able to sign up at any time after age 65