Part I $[8$ pts$]$Multiple choice questions. Choose one best answer for each question Q$1)$ An ARP query packet is encapsulated inA. a link$-$layer broadcast frameB. a link$-$layer frame addressed to a specific adapterC. an IP datagramD. An TCP segment.AlL$02)$ Wi$-$Fi can use CSMA$/$CD as its MAC protocol.A$.$ TrueB. FalseQ$3)$ My laptop has a MAC address even if it is off.A$.$ TrueB. FalseQ$4)$ The last IP address in a subnet is used forA. To broadcast to all in the subnetB. To assign the IP address to a computerC. To identify the subnetD. None of the aboveQ$5)$ Each LAN adapter has a unique MAC addressA. TrueB. False