单项选择题
A.GD-98-23757 B.983057 C.C22044800205 D.0209576
A.502/3600/2 B.502/3600/3 C.502/3600/1 D.110/3600/2
A.0.50/3 B.0.50/1 C.0.50/9 D.502/0.50/3