21,000 pounds 18,500 pounds 19,250 pounds $3.40 per pound $3 per pound Danny's Green Beans provides the following data for June: Actual Quantity of Beans Purchased Actual Quantity of Beans Used Standard Quantity of Beans for Production Actual Price of Beans Purchased Standard Price of Beans What is the materials quantity variance for beans? O a. $7,200 Unfavorable O b. $2,250 Favorable O c. $7,500 Unfavorable O d. $2,550 Favorable