6.) Toni, an executive vice-presidentterminates her employment with Kerry Oil and Gas after three years of service. Her account balance in the company profit sharing plan was $21,000 at the time of termination. The plan follows the least generous graduated vesting schedule permitted under PPA 2006, so what is Toni's vested benefit in the profit sharing plan? A.) $21,000 B.) $8,400 c.) $12,600 D.) $4,200 E.) $16,800