Explanation:

Inland water traffic amounts to only 0.17% of total inland traffic in India. These acts and bodies promote such transport.

Statement 1: A national waterway can only be declared by an act of Parliament. So, this Act merges 5 existing Acts which have declared the 5 National Waterways and proposes 106 additional National Waterways.

Statement 2: It was enacted to facilitate the extension and usage of inland waterways by vessels. It is an amendment to an original Act passed in 1917.

Statement 3: IWAI is the statutory authority in charge of the waterways in India. It does the function of building the necessary infrastructure in these waterways, surveying the economic feasibility of new projects and also administration.