The Bhupen Hazarika Setu, also called Dhola–Sadiya Bridge which connects Assam and _________.

The correct answer is option 4) i.e. Arunachal Pradesh. Prime Minister Narendra Modi inaugurated the Dhola-Sadiya Bridge in Assam, which is India's longest river bridge. Spanning 9.15 km, the bridge is built across the Lohit river, which is a tributary of the Brahmaputra. It will connect Assam and eastern Arunachal Pradesh. The total length of the project, including the approach roads on each side, is 28.50 km . It is 3.55 km longer than the Bandra-Worli sea link in Mumbai. The sea link is the second-longest river bridge in the country.