Teaching BPSC बिहार मध्य विद्यालय (6 to 8) शिक्षक भर्ती 4.0 Mock Test General Knowledge Geography (World Geography)
The longest border between any two countries in the world is between:
1
Canada and the United States of America
2
Chile and Argentina
3
China and India
4
More than one of the above
5
None of the above