Hassock Corp. produces woven wall hangings. It takes 3 hours of direct labor to produce a single wall hanging. Hassock's standard labor cost is $17 per hour. During August, Hassock produced 10,850 units and used 33,160 hours of direct labor at a total cost of $561,020. What is Hassock's labor efficiency variance for August? Multiple Choice $13,070 unfavorable. $7,670 unfavorable. $10,370 unfavorable. $5,400 favorable. $10,370 favorable