I also provided what I chose for the answers to those question but some of them were wrong. So, please help with the question.

Osprey Machine Works has the following demand requirements and other data for the upcoming four quarters. Determine the cost for the following aggregate planning strategies: a. Plan A - Vary the workforce using a chase strategy by hiring and layoffs to match regular time production to monthly demand. What is the total cost of this strategy? $ b. Plan B - utilize a level strategy @ 2,200 for the planning period, with the option of using overtime and inventory levels if needed. What is the total cost of this plan? $ c. Plan C - utilize a level strategy at the minimum demand level of the planning period, then using subcontracting and inventory levels when needed. What is the total cost of this plan? d. Which plan would you choose? Plan A Answer 1: 275,000 Answer 2: 288,400 Answer 3: 303,200 Answer 4: Plan A Osprey Machine Works has the following demand requirements and other data for the upcoming four quarters. Determine the cost for the following aggregate planning strategies: a. Plan A - Vary the workforce using a chase strategy by hiring and layoffs to match regular time production to monthly demand. What is the total cost of this strategy? $ b. Plan B - utilize a level strategy @ 2,200 for the planning period, with the option of using overtime and inventory levels if needed. What is the total cost of this plan? $ c. Plan C - utilize a level strategy at the minimum demand level of the planning period, then using subcontracting and inventory levels when needed. What is the total cost of this plan? d. Which plan would you choose? Plan A Answer 1: 275,000 Answer 2: 288,400 Answer 3: 303,200 Answer 4: Plan A