$$Cram$\text{'}$s Warehouse has a$500,000$ square foot warehouse off exit $7$ on Interstate $35$ where goods are held for periods of up to six months before being sent to retail locations. The shelf space is fluid in that there is no established area for each SKU$($stock keeping$$ unit$).$ As items are placed on the$$ shelves, the computer system stores$$ item, quantity and shelf location so it can be picked when it is time to ship.

The system that controls this information is a

A$.$

decision support system.

B$.$

warehouse and transportation planning system.

C$.$

warehouse management and transportation execution system.

D$.$

network design system