Dorsey Corporation Company budgeted 600 pounds of direct materials costing $28.00 per pound to make 7,000 units of product. The company actually used 630 pounds of direct materials costing $30.00 per pound to make the 7,000 units. What is the direct materials quantity variance?
A. $840 unfavorable
B. $900 unfavorable
C. $900 favorable
D. $840 favorable