Which of the following comparison of Control Plane Policing （CoPP） with Receive ACL（Racl） is correct？（）

• A、CoPP protects against IP spoofing；Racl protects against DoS attacks.
• B、CoPP can not use named access lists；Racl can use named access lists
• C、CoPP applies to a dedicated control plane interface；Racl applies to all interfaces.
• D、CoPP needs a AAA server，Racl does not need a AAA server
• E、CoPP supports rate limits；Racl does not support rate limits