F Zitrik Corporation manufactured 130,000 buckets during February. The variable overhead cost-allocation base is $5.30 per machine-hour. The following variable overhead data pertain to February. Production Actual 130,000 units Badgated 130,000 units Machine-hours 9300 hours 9000 houm Variable overhead cost per machine-hous $5.35 $5.30 What is the variable overhead efficiency variance? O $2,675 unfavorable. O $2,650 favorable O $2,650 unfavorable O $2.675 favorable