These are only two double land-locked countries in the world. Double land locked means a land-locked country which is also surrounded by land locked neighbouring countries. Name both the countries?

These are only two double land-locked countries in the world. Double land locked means a land-locked country which is also surrounded by land locked neighbouring countries. Name both the countries?

A. Uzbekistan and Liechtenstein
B. Uzbekistan and Chad
C. Uzbekistan and Mali
D. Liechtenstein and Chad