The state of Arunachal Pradesh does NOT share a land border with which of the following countries?

Option 1 -> Bangladesh does not share a land border with Arunachal Pradesh.

Option 2 -> China shares a long border with Arunachal Pradesh along the McMahon Line to the north.

Option 3 -> Bhutan shares a border with Arunachal Pradesh to the west.

Option 4 -> Myanmar shares a border with Arunachal Pradesh to the east.

Hence, Bangladesh -> Arunachal Pradesh shares international borders with three countries: China (north), Bhutan (west), and Myanmar (east). While Bangladesh shares borders with other northeastern Indian states like Assam, Meghalaya, Tripura, and Mizoram, it does not have a direct land border with Arunachal Pradesh -> correct