Which one of the following Indian states does NOT share international

Which one of the following Indian states does NOT share international border with two or more countries ?

Arunachal Pradesh
Assam
Mizoram
Tripura
This question was previously asked in
UPSC NDA-2 – 2020
The correct answer is D) Tripura.
Tripura shares an international border with only one country, Bangladesh, which surrounds it on its north, west, and south sides.
Let’s examine the other options:
A) Arunachal Pradesh shares borders with Bhutan, China, and Myanmar (three countries).
B) Assam shares borders with Bhutan and Bangladesh (two countries).
C) Mizoram shares borders with Bangladesh and Myanmar (two countries).
Thus, Tripura is the only state among the given options that shares an international border with only one country.