单选题Which of the following procedures best explains how to enable the NIS name resolution to take precedence over DNS on a system-wide basis?（）AAdd the following line to /etc/netsvc.conf: hosts = nis,bind,local Bedit /etc/netsvc.conf to add the following: 

 Add the following line to /etc/netsvc.conf: hosts = nis,bind,local 

 edit /etc/netsvc.conf to add the following: process /full/path/of/process /{ hosts = local,nis,dns} 

 In an NIS and DNS environment, NIS takes precedence over DNS in this environment resulting in no change 

 Change the NSORDER environment variable