Hassock Corp. produces woven wall hangings. It takes 2 hours of direct labor to produce a single wall hanging. Hassock's standard labor cost is $17 per hour. During August, Hassock produced 15,900 units and used 32,110 hours of direct labor at a total cost of $543,770. What is Hassock's labor efficiency variance for August? Multiple Choice $5,270 favorable $3,170 unfavorable $7,370 unfavorable. $4,200 favorable $5,270 unfavorable