You YourDomain trainee Jack is curios about storage and delivery of content at the network edge. She asks you which network component is above all used for this purpose.
What should you tell her?

A.
This is the primary purpose of a content hub.

B.
This is the primary purpose of a content router.

C.
This is the primary purpose of a content switch.

D.
This is the primary purpose of a content engine.

E.
This is the primary purpose of a content Distribution Manager (CDM).