Question

the railbridge to new york city is the gateway to the countrys largest ______. port harbor rewatch submit

Explanation:

New York City has the country's largest port (the Port of New York and New Jersey). A port is a facility where ships load and unload, and New York's port is a major commercial and shipping hub. A harbor is more about a sheltered area for ships, while port refers to the infrastructure for trade and shipping.

Answer:

A. Port