To which switch or switches should you provide redundant links in order to achieve high availability with reliable fast convergence in the enterprise campus?
A.
to a core switch running Cisco NSF and SSO from redundant distribution switches connected with a Layer 2 link
B.
to a core switch running Cisco NSF and SSO from redundant distribution switches connected with a Layer 3 link
C.
to two core switches from redundant distribution switches connected with a Layer 2 link
D.
to two core switches from redundant distribution switches connected with a Layer 3 link
E.
to two core switches running Cisco NSF and SSO from two redundant distribution switches running Cisco NSF and SSO