Question : What is the main challenge faced by road transport in mountainous regions?
Option 1: High temperatures
Option 2: Steep gradients and curves
Option 3: Frequent traffic jams
Option 4: Lack of scenic views
Correct Answer: Steep gradients and curves
Solution :
Correct Option: 2
Explanation: The main challenge faced by road transport in mountainous regions is steep gradients and curves, which can make driving difficult and increase the risk of accidents.