Ques : One of the longest high-altitude tunnels in the world, the recently-opened tunnel under the Rohtang Pass is named after whom?
A. Atal Bihari Vajpayee
B. Ram Manohar Lohia
C. Syama Prasad Mookerjee
D. Deen Dayal Upadhyaya
Ans : A. Atal Bihari Vajpayee