What is yield maintenance clause?

A. A prepayment made by borrowers before closing on a loan that guarantees a lower than market interest rate.

B. A prepayment that allows investors to attain the same yield as if the borrower made all scheduled interest payments until the maturity date

C. Is a periodic payment made by a borrow to the investor to eliminated a lockout clause in a commercial loan.

D. A prepayment that allows investors to attain the same yield as if the borrower made all scheduled interest payments until the maturity date