What are the customer benefits of the HP Smart Roll Loading System on the HP DesignJet T7100?
(Select three.)

A.
Media length tracking to determine how much media is on a roll

B.
Print double sided to both sides of the roll

C.
Fast roll changes with a spindle less system

D.
Automatic roll switching for print jobs with different media needs

E.
Ability to load two rolls side by side on one spindle for smaller print sizes