The standard amount of materials required to make one unit of Product Q is 9 pounds. Tusa's static budget showed a planned production of 5,600 units. During the period, the company actually produced 5,700 units of product. The actual amount of materials used averaged 8.9 pounds per unit. The standard price of material is $1 per pound. Based on this information, the materials usage variance was: Multiple Choice $890 favorable. $890 unfavorable. $570 unfavorable. $570 favorable