Answer:
3) The ports on the Pacific Ocean.
Step-by-step explanation:
Port of Vancouver. Supervised by the Vancouver Port Authority, this port is the country's biggest port.
Significant ports earn important revenue through foreign commerce as a consequence of high commerce dimensions. ... Vessel servicing expenses incorporate "stevedoring, tugs, pilotage, water, and various supplies." Vessel equipment expenses incorporate port dues, shipping costs, and mooring charges.