Answer: Logistics.
Step-by-step explanation:
Cross-docking is a form logistics and handling which tries reduce to a very large extent the steps that is passed through to supply a product from a manufacturer to the consumer of a product. Cross docking ensures that as soon as a product is completed and certified ready, it can start it's journey without spending time in the warehouse of a firm.
Inventory management deals with being able to know what a company has in its warehouse and keeping records of them.
Cross docking and inventory management are both forms of logistics, because they explain how goods are carefully handled and planned for.