A client asks a server technician to install a new Ultra3 dual port SCSI controller to an existing server. The new controller will replace an Ultra2 SCSI controller that is in the server. The only device that will be connected is an Ultra2 SCSI external tape drive. The customer wants to add new SCSI hard drives in the future. Which statement is true?

A.
The new configuration will work and Ultra3 devices will operate at Ultra3 speeds.

B.
The new configuration will work and all devices will operate at Ultra3 speeds.

C.
The new configuration will not work.

D.
The new configuration will work, however Ultra3 devices will operate at Ultra2 speeds.