单项选择题

A.CF=1,OF=1,SF=0,PF=1,ZF=0
B.CF=0,OF=0,SF=0,PF=1,ZF=1
C.CF=0,OF=0,SF=0,PF=1,ZF=0
D.CF=0,OF=1,SF=1,PF=1,ZF=0