You are preparing for a Zero Touch Installation (ZTI) of Windows 7 using Windows Deployment
Services (WDS) and System Center Configuration Manager 2007 R2. Your network includes branch
offices that are separated by firewalls. You need to ensure that the necessary protocol is allowed
through the firewalls to support the deployment. Which protocol should you allow?

A.
FTP

B.
SFTP

C.
SSH

D.
TFTP