You are the Cisco Network Designer in Cisco.com. Which signal and noise values will result in thebest phone communication with an access point？（）

A. transparent
B. proxy
C. reverse proxy
D. direct

A. connection speed
B. number of remote sites
C. features to be supported
D. types of devices at the remote site

A. scale to a large size
B. increase router peering
C. provide a flexible topology with no spanning tree loops
D. control broadcasts in the backbone