You need configure PSTN voice gateway. Which two dial peers will correctly route calls to emergency services?

A.
dial-peer voice 1 pots
destination-pattern 9911
prefix 911
port 1/0/0

B.
dial-peer voice 2 ports
destination-pattern 911
forward-digits all
port 1/0/0

C.
dial-peer voice 2 pots
destination-pattern 9911
forward-digits all
port 1/0/0

D.
dial-peer voice 2 ports
Desrtination-pattern 911
Forward-digits 3
Port 1/0/1