A company wants to subnet the network $192\mathrm{.}168\mathrm{.}20\mathrm{.}0$ into $10$ subnets. Two of these subnets will contain cach $60$ IP

addresses and eight subnets will have $10$ IP addresses each.

a$)$ Is this sub$-$netting possible using $FLSM?$ Justify your answer.

b$)$ Is this sub$-$netting possible using VLSM$?$ Justify your answer.

c$)$ Is this sub$-$netting possible using CIDR? Justify your answer.