Whitch two statements are true regarding the role of the Routing Engine (RE)?

Whitch two statements are true regarding the role of the Routing Engine (RE)? (Choose two)

A.
The RE controls and monitors the chassis

B.
The RE manages the Packet Forwarding Engine (PFE)

C.
The RE receives a copy of the forwarding table from the forwarding plane

D.
The RE implements class of service (COS)