$(20$ points$)$ One optimized aggregate plan $($Sales and Operations Plan$)$ using the chase strategy.

$(20$ points$)$ One optimized aggregate plan $($Sales and Operations Plan$)$ using the levelutilization strategy.

$(20$ points$)$ One optimized aggregate plan $($Sales and Operations Plan$)$ using a mixed strategy.

$(20$ points$)$ An Executive Summary explaining your mixed plan in the context of the other two plans and constraints given.

Your submitted plan should comply with all operating constraints specified in the operational data given below. Plan total costs are to include appropriate end$-$of$-$the$-$year adjustments to return to the desired staffing and ending inventory levels specified in the following Data section.