Answer : 2. "आईआईटी कानपुर"
Explanation :

IIT Kanpur in collaboration with DRDO established DRDO-Industry-Academia Centre of Excellence (DIA CoE) for interdisciplinary research in next generation defence technologies. This initiative is in line with DRDO's strategy to establish DIA CoEs in premier academic institutions to promote technology development through experienced faculty, bright scholars and DRDO scientists, creating a strong ecosystem for defence innovation.