You are the network administrator for . The network consists of single Active directory domain. The domain contains a Windows Server 2003 domain controller named TestKing3. The securews.inf security policy has been applied to the domain. A network application requires a service account. The network application runs constantly. You create and configure a service account named SrvAcct for the network application. The software functions properly using the new account and service. You discover an ongoing brute force attack against the SrvAcct account. The intruder appears to be attempting a distributed attack from several Windows XP Professional domain member computers on the LAN. The account has not been compromised and you are able to stop the attack, you restart Server6 and attempt to run the network application, but the application does not respond.（）

A. Reset the SrvAcct password,
B. Configure the default Domain Controllers policy to assign the SrvAcct account the right to log on locally.
C. Unlock the SrvAcct account.
D. Restart the NetAppService service.