BB Corp. makes a product called ET. The standard time allowed for each unit of ET is 1.4 hours. The standard labor rate per hour is $9. During the current period, BB made 7,000 units of ET, incurring 8,500 hours of labor at a total cost of $89, 000 What is the direct labor efficiency variance for the current period? $12,500 Favorable $12,500 Unfavorable $11,700 Favorable $11,700 Unfavorable