Answer : 2. "युवा संघ"
Explanation :

Yuva Sangam is a program established by the Government of India which aims to enhance interpersonal relations among the youth of different states and union territories of India. Recently, the registration portal for the third phase of Yuva Sangam, a part of the Ek Bharat Shreshtha Bharat (EBSB) initiative, was officially launched. During the National Unity Day organized on the occasion of the birth anniversary of Sardar Vallabhbhai Patel on 31 October 2015, Prime Minister Shri Narendra Modi had put forward the idea of continuous and well-organized cultural contacts between people of different regions. To take this idea forward, EBSB was launched on 31 October 2016.