Answer:
the causes are,
1. terrorism .
2.corruption.
3. uncivilized society.
4. less qualified manpower and lack of technologies.
now, the causes of least development in Nepal are,
1. corruption as most of the leaders of nepal are corrupted.
2. it is a landlockedcountry so, the sea root is not available which sometime causes the transportation harder.
3. lack of skilled manpower and lack of technologies.
4. lack of capital.
5. most of the people are in foreigen employment.
hope u get it..