The following information describes a company's usage of direct labor in a recent period: Actual direct labor hours used 37,000 Actual rate per hour $20.00 Standard rate per hour $12.25 Standard hours for units produced 35,000 How much is the direct labor efficiency variance? O A. $24,500 unfavorable B. $40,000 unfavorable C. $24,500 favorable D. $40,000 favorable