A.13.23% B.12.52% C.13.38% D.12.94%
A.P=F(P/F,i,n)(F/P,i,1) B.P=F(P/F,I,n) C.P=F(P/F,I,n-2) D.P=F(P/F,I,n-1)(F/P,I,2)