Match the $802\mathrm{.}11$ terminology with its definition

a$.$ This determines when a station operation within a basic service set can transmit.

b$.$ This interconnects basic service sets and integrated local area networks, and appears as a single LAN.

c$.$ This device has an IEEE $802\mathrm{.}11$ MAC and physical layer.

d$.$ This is a unit of data sent between two MAC peers over the physical layer.

$1.$ station

$2.$ coordination function

$3.$ extended service set

$4.$ MAC protocol data unit

$5.$ access point

$6.$ integration

$7.$ distribution system

$8.$ MAC service data unit