She ________ an old friend of hers yesterday while she was shopping at the department store.[ ]

A. turned down  

B. dealt with

C. took after  

D. came across

CSCF&SSS网管升级前需要停止所有网管进程，切换到网管安装目录后，网管默认安装目录为（），使用（）命令停止网管。