Answer:
Road transport most common in Nepal because of its geographical condition.
Explanation:
Road transport is the most commonly used mode of transportation in Nepal. Nepal is a country that is surrounded by land and mountainous regions from all sides. Rail transport is not accessible in Nepal because of the hills and mountains. Water transport becomes impossible since Nepal is a landlocked country. Air transport is used but is expensive for normal citizens to access it. Hence, road transportation is the only mode and it is accessible for the people and suited according to the geographical condition of the country too.