A.12.01% B.9.02% C.7.81% D.5.09%
A.[(P/A,i,n-1)+1] B.[(P/A,i,n+1)+1] C.[(P/A,i,n-1)-1] D.[(P/A,i,n+1)-1]
A.遞延年金 B.永續(xù)年金 C.先付年金 D.普通年金