Final answer:
The Pacific Gateway Program is the federal initiative focused on expanding British Columbia's transportation system and container port facilities.
Step-by-step explanation:
The federal program aimed at expanding British Columbia's transportation system, including its container port facilities, is the Pacific Gateway Program. This program is not to be confused with trade agreements such as the North American Free Trade Agreement (NAFTA) or the Trans-Pacific Partnership (TPP), which focus on establishing trade relationships and reducing barriers among member countries. The Pacific Gateway Program specifically targets the development of transportation infrastructure in British Columbia.