The president of Hill Enterprises, Terri Hill, projects the firm's aggregate demand requirements over the next 8 months as follows:January1 comma 200May2 comma 100February1 comma 500June2 comma 300March1 comma 600July1 comma 800April1 comma 800August1 comma 800Her operations manager is considering a new plan, which begins in January with 200 units of inventory on hand. Stockout cost of lost sales is $125 per unit. Inventory holding cost is $25 per unit per month. Ignore any idle-time costs. The plan is called plan A.Plan A: Vary the workforce level to execute a strategy that produces the quantity demanded in the prior month. The December demand and rate of production are both 1 comma 600 units per month. The cost of hiring additional workers is $50 per unit. The cost of laying off workers is $75 per unit. Evaluate this plan. (Enter all responses as whole numbers.)