Final answer:
Intermodal shipments involve mixing different modes of transportation for a shipment, using standardized containers to improve efficiency and reduce costs.
Step-by-step explanation:
Intermodal shipments involve mixing the modes of transportation for a given shipment, such as moving shipping containers or truck trailers on rail cars. This means that goods can be transported using different modes of transportation, such as trucks, trains, barges, and ships, using standardized containers. Intermodal shipments have revolutionized the shipping industry by reducing costs and improving speed of delivery.