Which of the following countries shares the longest international border with India?

Correct option is A

The correct answer is (a) Bangladesh
Explanation:
· Bangladesh shares the longest international border with India, measuring about 4096 km.
· This border touches the Indian states of West Bengal, Assam, Meghalaya, Tripura, and Mizoram.
· Other border lengths for comparison:
· China – ~3488 km
· Pakistan – ~3323 km
· Myanmar – ~1643 km
Thus, Bangladesh is the correct answer.
Additional Information:
· India shares land borders with 7 countries: Pakistan, China, Nepal, Bhutan, Bangladesh, Myanmar, and Afghanistan.
· The India–Bangladesh border is the fifth-longest land border in the world.