Which two statements about the Enterprise Data Center Aggregation submodule are correct?

Which two statements about the Enterprise Data Center Aggregation submodule are correct? (Choose two.)

A.
it provides Layer 4 7 services

B.
it should never support STP

C.
it is the critical point for control and application services

D.
it typically provides Layer 2 connectivity from the data center to the core

Explanation:
Explanation

This submodule provides Layer 4 through Layer 7 services through security and application service devices such as load-balancing devices, SSL ofoading devices, rewalls, and IDS devices.

The Data Center Aggregation (distribution) layer aggregates the uplinks from the access layer to the Data Center Core layer and is the critical point for control and application services.