You are the Cisco Network Designer in Cisco.com. You are designing an e-Commerce module, which routing statement is correct?（）

• A、Routing is mostly static.
• B、Hardcoded IP addresses are used to support failover.
• C、Inbound servers use the CSM or ACE as the default gateway.
• D、VLANs between the access layer switches are used for FHRP protocols.