The waterways of river Ganga are utilized for:

The correct answer is: c) Both passenger and cargo transportation.

The waterways of river Ganga are utilized for both passenger and cargo transportation. Passenger transportation is the most common use of the river, with ferries carrying people between towns and villages along the river. Cargo transportation is also important, with barges carrying goods such as coal, cement, and food up and down the river.

Option a) is incorrect because passenger transportation is not the only use of the river. Option b) is incorrect because cargo transportation is also important. Option d) is incorrect because the waterways of river Ganga are used for transportation.