Correct Answer: C
Explanation:
The Union Ministry of Railways has advanced target for 100% completion of installing human waste discharge free Bio-toilets in coaches to December 2018.
Earlier, the target to install bio-toilets in all its coaches as part of the Swachh Bharat Mission was by September 2019.
Ministry of Railways
The Ministry of Railways is a ministry in the Government of India, responsible for the country's rail transport.
Website: indianrailways.gov.in
Formed: 16 April 1853
Jurisdiction: India
Headquarters: Rail Bhavan, 1, Raisina Road, New Delhi
Cabinet minister: Piyush Goyal
Minister of state: Manoj Sinha, Rajen Gohain