In the network shown in the exhibit, VoIP is used over the intranet WAN to facilicate all voice communications between all sites. Calls out of the intranet are made direct via the PSTN at each site.
Choose the two appropriate network devices upon which AutoQoS should be implemented to facilitate proper voice quality for inter-site calls. (Choose two)

A.
remote site routers

B.
remote site switches

C.
remote site IP phones

D.
HQ Call Managers

E.
HQ IP phones

F.
SP edge routers