Mandatory Vesting Under ERISA Means That an Employee

Mandatory vesting under ERISA means that an employee:

A) must retire at a company-appointed time
B) must retire at the first sign of major illness
C) may not receive benefits unless he has worked for no other employer during the course of his working life
D) becomes the owner of his retirement benefits
E) is unable to leave the employ of the person holding her vested interest