The Most Cost-Effective Way to Increase the Velocity of Goods

The most cost-effective way to increase the velocity of goods in a supply chain is to:

A) improve the way the supply chain handles goods that are not in motion.
B) switch to a faster mode of transportation.
C) establish warehouses near major retail outlets.
D) subcontract with multiple third-party logistics (3PL) providers who are located at strategic locations.