ADelhi and Agra
BKolkata and Howrah
CBombay and Pune
DChennai and Bangalore
Answer:
C. Bombay and Pune
Read Explanation:
India - Railway
- The first train in India was started by Lord Dalhousie on April 16, 1853 between Bombay and Thane (34 km). 
- In 1924-25 the Railway Budget was separated from the General Budget. Indian Railway Board was established in 1905. 
- Indian Railways was nationalised in the year 1950 
- At present Indian Railways consists of 1,13,617 total track km. 
- Indian Railways is the second largest of Asia (after China) and fourth largest of the world after USA, Russia and China. About 43% of the total routes of Indian Railways is electrified. 
- Total number of Railway Zones is 17 and the largest Railway Zone is North Zone. 
- The oldest steam engine Fairy Queen still runs on rails. 
- Longest run in terms of distance and time: Vivek Express between Dibrugarh (Assam) and Kanyakumari covering 4278 km in about 82 hours, 40 minutes (3 days 10 hours 40 minutes). 
- Note: The train was rechristened Vivek Express after the name of the great Indian saint Swami Vivekanada 
- Vande Bharat Express: The Vande Bharat Express, also known as Train 18, is India's fastest train, capable of reaching speeds up to 180 km/h 
- World's longest railway platform: The world's longest station platform is at Hubballi Junction in India at 1,400 meters (4,600 ft) 
- The Konkan Railway: Konkan railway has the administrative status of a zone of the Indian Railways, but is not normally considered a zone for operational purpose. 
- The Konkan Railway was the missing link between India's commercial capital, Mumbai, and Mangalore. The 760-km line connects Maharashtra, Goa and Karnataka states. 
- The first electric train in India was 'Deccan Queen'. It was introduced in 1929 between Bombay and Pune 
- The 10.96-km-long Pir Panjal railway tunnel is India's longest and Asia's second longest, aimed at reducing the travel distance between Qazigund and Banihal to only 11 km and providing a hassle-free travel up to Baramulla. The tunnel is part of the ambitious Udhampur Srinagar – Baramulla' rail link project of Northern Railways. 
- The world's highest railway bridge, five times the height of Qutub Minar and 35 metres taller than the Eiffel Tower, will come up over the Chenab river on the under-construction rail link to the Kashmir Valley. 
| Rail gauge | Width between the rails | Proportionate rail length in India | 
| Broad gauge | 1.676 metre | 74 % | 
| Metre gauge | 1 metre | 21 % | 
| Narrow gauge | 0.762 metre / 0.610 metre | 5 % | 



