Which of the commands below can you use to configure a default route on router2?(Choose two)
A. ROUTER2(config)# ip route 0.0.0.0 0.0.0.0 192.168.1.21
B. ROUTER2(config)# ip route 0.0.0.0 0.0.0.0 E0
C. ROUTER2(config-interface)# ip route 255.255.255.255 0.0.0.0 192.168.1.21
D. ROUTER2(config)# ip route 0.0.0.0 255.255.255.255 S0
Answer: A,B