Question : What is a primary advantage of inland waterways over other modes of transport?
Option 1: Faster speed
Option 2: Lower environmental impact
Option 3: Higher flexibility
Option 4: Greater capacity for passengers
Correct Answer: Lower environmental impact
Solution :
Correct Option: 2
Explanation: A primary advantage of inland waterways is their lower environmental impact compared to modes like road and air transport, as they consume less energy and produce fewer emissions.