单项选择题
A.110,170,180,195,68,45,35,12 B.110,68,45,35,12,170,180,195 C.110,170,180,195,12,35,45,68 D.12,35,45,68,110,170,180,195
A.界地址保护 B.程序代码保护 C.数据保护 D.栈保护
A.2 B.3 C.4 D.5