Which of the Following Is a Requirement for an Individual

Which of the following is a requirement for an individual to qualify for full retirement benefits under the Social Security system?

A) The individual must be employed in a job covered by Social Security for at least 60 quarters, or 15 years, which need not be consecutive.
B) The individual must be employed in a job covered by Social Security for at least 50 quarters, or 12.5 years, which need not be consecutive.
C) The individual must be employed in a job covered by Social Security for at least 50 consecutive quarters, or 12.5 years.
D) The individual must be employed in a job covered by Social Security for at least 40 quarters, or 10 years, which need not be consecutive.
E) The individual must be employed in a job covered by Social Security for at least 40 consecutive quarters, or 10 years.