A.5×(F/P,4%,2)+5×(F/P,4%,1)+5
B.5×(F/A,4%,3)
C.5×[(F/A,4%,4)-1]
D.5×[(F/A,4%,4)-1]×(P/F,4%,1)
E.5×(F/A,4%,4)