Genent Industries, Inc. (Gll), developed standard costs for direct material and direct labor. In 2020, Gill estimated the following standard costs for one of their major products, the 30-gallon heavy- duty plastic container. Budgeted quantity Direct materials 0.6 pounds Direct labor 0.8 hours Budgeted price $10 per pound $12 per hour During July, Gll produced and sold 3,000 containers using 2,050 pounds of direct materials at an average cost per pound of $9 and 2,490 direct manufacturing labor hours at an average wage of $12.75 per hour. The direct material efficiency variance during July is OA $450 favorable OB. $2,500 unfavorable OC. $2,250 favorable OD. $450 unfavorable