Beth's employer has a 401(k) plan with a 4-year vesting schedule. Each year, the firm contributes a flat 5% of salary to the 401(k). Beth started working at the firm after college graduation and is now considering applying to graduate school. Her employer has contributed $7,500 to Beth's 401(k) since she began two years ago. The value of the employer's contribution is currently $10,000. If Beth resigns this month to pursue graduate school, the amount of 401(k) funds that she will forfeit will most likely be closest to: A. $3,750 B. $5,000 C. $6,250