Which two practices will avoid Cisco Express Forwarding polarization?（）

• A、The core layer should use default Layer 3 hash information.
• B、The core layer should use default Layer 4 hash information.
• C、The distribution layer should use default Layer 3 hash information.
• D、The distribution layer should use default Layer 4 hash information.
• E、The core layer should use Layer 3 and Layer 4 information as input to the Cisco Expressing Forwarding hashing algorithm.
• F、The distribution layer should use Layer 3 and Layer 4 information as input into the Cisco Expressing Forwarding hashing algorithm.