The Cisco IOS and IOS XE qos pre-classify command allows which kind of packet classification on IP packets that are encapsulated with GRE and IPsec ?

A.	allows for packets to be classified based on the ToS byte values before packet encryption
B.	allows for packets to be classified based on the ToS byte values after packet encryption
C.	allows for packets to be classified based on the packet payload before packet encryption
D.	allows for packets to be classified based on the packet payload after packet encryption
E.	allows for packets to be classified based on the packet header parameters other than the ToS byte values after packet encryption