Correct option is B
The correct answer is (b) NABARD. The National Bank for Agriculture and Rural Development (NABARD) is the apex institution in India that provides refinance facilities to cooperative banks and other financial institutions serving the rural sector. Established in 1982, NABARD's primary aim is to foster rural prosperity by providing financial and other support for agriculture, small-scale industries, cottage and village industries, handicrafts, and other rural crafts. It plays a crucial role in supporting and promoting rural development, offering financial support to both the agricultural sector and rural non-farm activities. NABARD refinances the financial institutions that finance the rural sector, thereby facilitating the flow of credit to the rural economy.