Correct Option
Dahej is classified as a non-major port in India. It is situated in Gujarat and falls under the administrative control of the Gujarat Maritime Board, which is a state government entity. Non-major ports are managed by state maritime boards or respective state governments. Dahej primarily handles industrial cargo, including liquefied natural gas (LNG).
Incorrect Options
Kochi (Cochin), Paradip, and New Mangalore are all categorized as major ports in India. These ports are governed by the central government, operating under the provisions of the Major Port Authorities Act. Major ports typically handle a significant volume of both cargo and passenger traffic and are integral components of India's national maritime infrastructure.