Correct option is D
The correct answer is (d) Commercial banks
Commercial banks are considered an institutional source of credit in India.
They are regulated by the Reserve Bank of India (RBI) and offer various financial services, including providing loans to individuals and businesses.
The functions of commercial banks are broadly classified into two categories (a) Primary functions, (b)Secondary functions.
Primary functions include:- Accepts deposit, Provides loan and advances, Credit cash.
Secondary functions include:- Discounting bills of exchange, Overdraft facility, Paying and gathering the credit and Purchasing and selling of securities.