Pharoah Manufacturing produces the glass vases used by florists. Each vase requires 15 minutes of direct labor time for which glass blowers are budgeted $30 per hour. During November, Pharoah produced 10600 glass vases which required 3150 hours of direct labor. Pharoah paid wages to the glass blowers of $75100 during November. What is Pharoah's direct labor efficiency variance for November? $15000 unfavorable $19400 favorable O $15000 favorable O $19400 unfavorable