34. The XYZ Company has 2 employees: John, who earns $300,000 annually, and his assistant, Sally, age 26, who has worked for John for 4 years. Sally earns $20,000 annually. XYZ has a profit-sharing plan with Section 401(k) provisions using graded vesting. Sally's total account balance of $5,500 in the plan consists of the following: Employee contributions: $1,500 Employer contributions: $2,000 Earnings on employee contributions: $800 Earnings on employer contributions: $1,200 If Sally terminated employment with XYZ this year after 4 years of employment, what is her vested account balance? A. $4,220 B. $2,940 C. $3,580 D. $4,860