Access control entries (ACE), which are part of an access control list (ACL), can classify packets by inspecting Layer 2 through Layer 4 headers for a number of parameters, including which of the following items?

Access control entries (ACE), which are part of an access control list (ACL), can classify packets by inspecting Layer 2 through Layer 4 headers for a number of parameters, including which of the following items?
A . Layer 2 protocol information such as EtherTypes
B . Layer 3 protocol information such as ICMP, TCP, or UDP
C . Layer 3 header information such as source and destination IP addresses
D . Layer 4 header information such as source and destination TCP or UDP ports

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Answer: ABCD