How Much Must an Employee Pay in Order to Continue

How much must an employee pay in order to continue health benefits under COBRA?

A) All the premiums,plus up to a 2 percent administration fee.
B) One half the policy premiums.
C) Only whatever percentage of policy premiums the employee paid prior to leaving the job.
D) All the policy premiums,plus up to a 5 percent administrative fee.
E) Nothing because the employer must cover all premiums.