The most distinctive type of folk songs of Assam are ______.

Bihu songs

The correct answer is Option (2) - Bihu songs

The most distinctive type of folk songs of Assam are Bihu songs. Bihu is a traditional festival in Assam, and Bihu songs are an integral part of the celebrations. These songs are typically associated with the Bihu dance and are characterized by their lively rhythms and themes revolving around love, nature, and rural life.