Use this information for August production to answer the question that follows. 12,000 Production estimates for August are as follows: Estimated inventory (units), August 1 Desired inventory (units), August 31 Expected sales volume (units), August 9,000 75,000 For each unit produced, the direct materials requirements are as follows: Material A ($5 per lb.) 3 lb. Material B ($18 per Ib.) V2 lb. The number of pounds of Material A and Material B required for August production is Oa. 225.000 lb. of A; 37,500 lb. of B Ob. 216,000 lb. of A; 36,000 lb. of B Oc. 234,000 lb. of A: 39,000 lb. of B Od. 216,000 lb. of A; 72,000 lb. of B