A.10×[(P/A,10%,15)-(P/A,10%.5)]
B.10×(P/A,10%,10)×(P/F,10%,5)
C.10×[(P/A,10%,16)-(P/A,10%,6)]
D.10×[(P/A,10%,15)-(P/A,10%,6)]