Correct option is D
The correct answer is (d) Atal Tunnel.
• The Atal Tunnel, also known as the Rohtang Tunnel, is a highway tunnel built under the Rohtang Pass in the eastern Pir Panjal range of the Himalayas.
• It is located at an altitude of 3000 metres (10,000 feet) above Mean Sea Level and spans 9.02 km (5.6 miles), making it one of the longest highway tunnels in the world.
• The tunnel was officially opened on October 3, 2020, and it significantly reduces the travel time between Manali and Leh.
• The Atal Tunnel is equipped with ultra-modern specifications, including a state-of-the-art ventilation system, fire safety measures, and emergency exit points.
Information Booster:
• Jawahar Tunnel: Also known as Banihal Tunnel, it is located in Jammu and Kashmir and connects Banihal with Qazigund.
• Syama Prasad Mookerjee Tunnel: Also known as Chenani-Nashri Tunnel, it is the longest road tunnel in India, located on NH 44 in Jammu and Kashmir.
• Bhatan Tunnel: A tunnel on the Mumbai-Pune Expressway, it facilitates smooth travel between Mumbai and Pune.