An institute of national importance in the field of management studies located in Karnataka:

IIM Bangalore
XLRI Jamshedpur
FMS Delhi
ISB Hyderabad

The correct answer is A) IIM Bangalore.

The Indian Institute of Management Bangalore (IIM Bangalore) is a public business school located in Bangalore, India. It is one of the premier management institutes in India and is ranked among the top business schools in the world. IIM Bangalore was established in 1973 by the Government of India as one of the five Indian Institutes of Management. It is a deemed university and is accredited by the Association to Advance Collegiate Schools of Business (AACSB).

IIM Bangalore offers a two-year full-time residential MBA program, a one-year full-time executive MBA program, and a number of specialized programs in areas such as finance, marketing, and human resources. The institute also offers a number of research programs and has a strong focus on entrepreneurship.

IIM Bangalore has a strong alumni network with over 20,000 members. The alumni of IIM Bangalore are spread across the globe and are working in a variety of fields. The alumni of IIM Bangalore have made significant contributions to the Indian economy and society.

The other options are incorrect because:

  • XLRI Jamshedpur is an institute of national importance in the field of management studies located in Jamshedpur, Jharkhand.
  • FMS Delhi is an institute of national importance in the field of management studies located in New Delhi.
  • ISB Hyderabad is an institute of national importance in the field of management studies located in Hyderabad, Telangana.