Given below is a portion of Swinging Tunes, Inc.'s management performance report: Contribution margin Controllable fixed costs Budget Actual Difference $1,040,000 $1,020,000 $20,000 430,000 420,000 10,000 Which statement is true about the manager's overall performance? The manager's performance is above expectations. O The manager's overall performance cannot be determined from information given. The manager's performance is below expectations. O The manager was under budget on all controllable and uncontrollable amounts.