Regional Rural Banks under the sponsorship of Nationalized Banks were established in the year:

Correct option is D

✅ (d) 1975: • Regional Rural Banks (RRBs) were set up on 2nd October 1975 to provide credit and banking facilities in rural areas. • Sponsored by nationalized banks, with the aim to serve small and marginal farmers, laborers, and rural artisans. • The first RRB was Prathama Bank in Uttar Pradesh.