$98-$ A multicast MAC address $($choose all that apply$)$

a$.4A$:$30$:$10$:$21$:$10$:$1A$

b$.4$B:$20$:$19$:AE:$01$:EE

c$.46$:$10$:$10$:$C1$:$15$:$C0$

d$.43$:$28$:$1$B:$2$E:$08$:EE

$99-$ If the number of video chunks $=5,$ then we send $20$ percent

extra data to be able to correct the data if only one chunk is lost.

a$.$ Compounding High$-$ and Low Resolution Packets

b$.$ Chunk Interleaving

c$.$ Using Hamming Distance

d$.$ Using XOR

$100-$ The vulnerable time in CSMA$/$CD is equal to

a$.$ Propagation time

b$.$ twice the propagation time

c$.$ frame time

d$.$ twice the frame time

$101-$ The minimum time of the frame in CSMA$/$CD is equal to

a$.$ Propagation time

b$.$ twice the propagation time

c$.$collision time

d$.$ twice the collision time