Which two statements correctly describe a situation in which an Active/Standby Service Module design is being used?()
A、Troubleshooting is more complicated.
B、Service and switch modules are underutilized.
C、Layer 2 adjacency is required with the servers that use this design.
D、Layer 3 adjacency is required with the servers that use this design.
E、Load balancing will always occur across both access layer uplinks.