- MODE – this refers to the way through which goods and services, people move from one place to another e.g. land, air, and water.
- UNITS OF CARRIAGE – anything by which goods and services are transported e.g. vehicles, aero planes and containers.
- TERMINALS –this are sites which goods or people are loaded and offloaded e.g. harbors, ports, bus stops, railway stations.
- METHOD OF PROPULSION – this is any form of power used to make or drive unit of carriage e.g. petrol, diesel, electricity power etc.
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