Which three statements correctly describe Network Device A?

Refer to the exhibit.

Which three statements correctly describe Network Device A? (Choose three.)

A.
With a network wide mask of 255.255.255.128, each interface does not require an IP address.

B.
With a network wide mask of 255.255.255.128, each interface does require an IP address on a
unique IP subnet.

C.
With a network wide mask of 255.255.255.0, must be a Layer 2 device for the PCs to communicate
with each other.

D.
With a network wide mask of 255.255.255.0, must be a Layer 3 device for the PCs to
communicate with each other.

E.
With a network wide mask of 255.255.254.0, each interface does not require an IP address.