单项选择题

A.
S=192.168.1.1,3105
D=202.113.64.2,8080
B.
S=59.67.148.3,5234
D=202.113.64.2,8080
C.
S=192.168.1.1,3105
D=59.67.148.3,5234
D.
S=59.67.148.3,5234
D=192.168.1.1,3105