Which of the following networking devices can exist at several layers of the OSI model at the same
time? (Select TWO).

A.
Switch

B.
Cable

C.
Repeater

D.
Router

E.
Bridge

F.
Hub

Explanation:
A Multilayer Switch and Router work from OSI layer 2, 3 or 4 to IP DSCP (if IP packet) and/or
VLAN IEEE 802.1p.