If the demand for loanable funds shifts right, then
选项：

A: the real interest rate and the equilibrium quantity of loanable funds both fall.;
B:the real interest rate falls and the equilibrium quantity of loanable funds rises.;
C:the real interest rate and the equilibrium quantity of loanable funds both rise.;
D:the real interest rate rises and the equilibrium quantify of loanable funds falls.