What distinguishes HP MSM APs that implement a dynamic mesh link from HP MSM APs that
implement a static link?

A.
The APs using the dynamic link can automatically negotiate the VLAN for egressing user traffic.

B.
The APs using the dynamic link can establish new links between each other if one of the APs
fails.

C.
The APs using the dynamic link can authenticate each other with 802.1X and receive the key
for encrypting traffic sent on the link in that way.

D.
The APs using the dynamic link can negotiate type of encryption that they will use dynamically.