b$.$ Utilizing a level strategy with a constant production rate of $1,400$ units, then utilizing overtime and subcontract. if needed $($refer to the capacity limits$).$ What is the cost of this plar

Nere any units subcontracted, and how many?

c$.$ Utilize a level strategy at the minimum period demand forecast over the $6-$month period, then utilize the subcontractor. if needed $($no overtime$).$ What is the cost of this plan?

How much cost was contributed to utilizing subcontracting?

d$.$ Based on evaluating the $3$ planning options, which choice should be made?