The MAC is primarily responsible for:
*framing
*deframing
*collision resolution.
*control of access to the physical transmission medium.
*addressing of destination stations(both as induvidual stations and as groups of stations)
but as per the given options the function performed by MAC sub layer are options:
1)FRAMING.
4)ACCESS CONTROL
5)PHYSICAL ADDRESSING.
The primary functions of Logical link layer are:
*flow control
*multiplexing
*error control
but as per given options the functions performed by LLC are
options:
2)ERROR CONTROL
3)FLOW CONTROL.