Genent Industries, Inc. (GII), developed standard costs for direct material and direct labor. In 2017, GIl estimated the following standard costs for one of their major products, the 30-gallon heavy-duty plastic container. Budgeted quantity Budgeted price Direct materials 0.4 pounds $20 per pound Direct labor 0.1 hours $14 per hour During July, Gil produced and sold 4,000 containers using 1,800 pounds of direct materials at an average cost per pound of $18 and 490 direct manufacturing labor hours at an average wage of $14.25 per hour. The direct manufacturing labor efficiency variance during July is O A. $1,383 favorable B. $1,283 unfavorable C. $123 favorable D. $1,260 unfavorable