The configuration in the exhibit shows incoming traffic with specific IP precedence bits that should be mapped to a forwarding class named best-effort.

What must you add to complete this configuration?

A.
defined behaviors to the interfaces stanza in the class-of-service section

B.
rewrite-rules for the best-effort forwarding class

C.
a WRED drop-profile for the best-effort scheduler

D.
a firewall filter that matches and discards the original code point values