Read the following statements carefully concerning Indian Railways.

A. Indian Railways is one of the longest in the world.
B. It is the largest government undertaking in the country.
C. Indian Railway is divided into 20 zones.
D. Indian Railway was introduced in 1853 .

Choose the correct answer from the options given below:

A, B and D Only

Indian Railways, network is one of the longest in the world. It facilitates the movement of both freight and passengers and contributes to the growth of the economy. Mahatma Gandhi said, the Indian railways “...brought people of diverse cultures together to contribute to India’s freedom struggle”. Indian Railway was introduced in 1853, when a line was constructed from Bombay to Thane covering a distance of 34 km. Indian Railways is the largest government undertaking in the country. The length of Indian Railways network was 66,030 km as on 31 March 2015. Its very large size puts a lot of pressure on a centralised railway management system. Thus, in India, the railway system has been divided into 16 zones.