IEEE 802.11 Services
The 802.11 standard defines services that provide the functions that the LLC layer requires for sending MAC Service Data Units (MSDUs) between two entities on the network. These services, which the MAC layer implements, fall into two categories:
- Station Services These include Authentication, Deauthentication, Privacy, and MSDU delivery.
- Distribution System Services These include Association, Disassociation, Distribution, Integration, and Reassociation.
So, answer is C
