Answer questions 8-9 based on the following information. Month 1 Month 2 Month 3 20 - 30 40 Period Demand Forecast Costs Regular Time Overtime Subcontracting Inventory $5/unit $6/unit $8/unit $3/unit/month on average inventory Regular time capacity is 20/month and overtime capacity is 10/month. There is no limitation on the production using subcontracting. One can use overtime, subcontracting, inventory, together with regular production to fulfill the demand (not necessarily all of them). The backorder is NOT allowed. Question 8 1 pts Based on level strategy (under the goal of minimizing the total cost), what should be the amount produced using overtime in month 2? 20 O 10 oo None of the answers is correct Question 9 1 pts Based on level strategy (under the goal of minimizing the total cost), what is the total subcontracting cost across all three months? $10 O None of the answers is correct O $0 O $80