please answer all the questions. first is 11 second is 12 respectfully.

An automated inventory system will enable a retailer to reduce their ordering cost by 50%. Assuming demand and product cost stay the same, after implementing the new system a. Inventory will be reduced b. Lead time will increase The retailer's economic order quantity will decrease od Retailer's labor cost will rise QUESTION 12 A subcontractor can produce 100 units per month and 25% more per month with overtime. The production planner submits an 18 month plan showing the subcontractor producing 130 units in the last 6 months of the time horizon a. The plan shows uncertainty in the outer months b. The plan assumes an increase in demand c. The plan violates a constraint Thentan compounds the subcontractor capacity