If an Employee Voluntarily Retires Early Because the Incentives of the Early

If an employee voluntarily retires early because the incentives of the early retirement plan are so generous, then the employee:

A) can still sue for age discrimination by claiming he was forced to retire early
B) cannot sue for age discrimination by claiming he was forced to retire early
C) is entitled to an extra 2 months of pay in addition to the retirement incentive package
D) will not have to pay taxes on future income if he returns to the workforce
E) will never be eligible for Social Security benefits