In a network design, there are three distribution layers and one data center. What are the two main reasons for using a core layer in this design? (Choose two.)
A. The use of a core layer provides Layer 3 capabilities to the campus.
B. The core layer reduces the number of ports that are needed in the distribution layers.
C. The core layer is needed when there are two or more distribution layers that are to be connected.
D. The core layer would fulfill core network functions such as DPI and security policies.
E. The core layer is capable of faster forwarding than any other layer or module in the network.
