ABC Corporation manufactures tennis gear and uses budgeted machine-hours to allocate variable manufacturing overhead. The following information relates to the company's manufacturing overhead data: . . Budgeted output units: 3.000 units Budgeted machine-hours: 15.000 hours Budgeted variable manufacturing overhead costs: $180,000 Actual output units produced: 3,350 units Actual machine-hours used: 14,700 hours Actual variable manufacturing overhead costs: $251,000 What is the effect of both variable manufacturing overhead spending variance and variable manufacturing overhead efficiency variance on the total cost of goods sold? cost of goods sold is decreased by $49.000 cost of goods sold is increased by $49.000 O cost of goods sold is decreased by $50,000 cost of goods sold is increased by $50,000