Solve part b$.$ Show your work. THAT IS THE IMPORTANT PART I WANT IT TO BE SOLVED. NO CHATGPT PLEASE. MOST IMPORTANNT PART IS THE B

An organization has been assigned the prefix $212\mathrm{.}1\mathrm{.}1/24($class C$)$ and wants to form subnets

for four departments, with hosts as follows:

A $75$ hosts

B $35$ hosts

C $20$ hosts

D $18$ hosts

There are $148$ hosts in all.

a$.$ Give a possible arrangement of non$-$overlapping subnet masks to make this possible.

b$.$ Suggest what the organization might do if department $D$ grows to $33$ hosts. Show the

actual subnet mask$($s$)$ for your solution.