The correct answer is D. New Delhi.
The Railway Staff College is a premier training institute for the Indian Railways. It is located in New Delhi, India. The college was established in 1924 and has been providing training to railway officers and staff for over 90 years. The college offers a variety of courses, including management, engineering, and technical courses. The college also offers a number of research and development programs.
The Railway Staff College is a well-respected institution and has been ranked among the top training institutes in India. The college has a strong alumni network and its graduates are well-placed in the railway industry.
The other options are incorrect because:
- A. Vadodara is a city in Gujarat, India. It is not the location of the Railway Staff College.
- B. Kanyakumari is a town in Tamil Nadu, India. It is not the location of the Railway Staff College.
- C. Chennai is a city in Tamil Nadu, India. It is not the location of the Railway Staff College.