Refer to the graphic and routing table for router R1.
Based on the output of the R1# show ip route command and the information presented in the
graphic, which of the following is a potential routing problem?
A.
the use of summarization for discontiguous networks
B.
the use of CIDR with a routing protocol that does not support it
C.
the use of VLSM with a routing protocol that does not support it
D.
the use of the no auto-summary command with a protocol that does not support summarization
E.
the use of the ip route 0.0.0.0 0.0.0.0 command with a routing protocol that does not support it
Explanation: