Question $1(15$ Marks$)$: The Rise of Wi$-$Fi $6$E and Beyond

The recent introduction of Wi$-$Fi $6$E expands the available spectrum for Wi$-$Fi$,$ promising significant improvements.

a$.$ Compare and contrast the key characteristics of Wi$-$Fi $6$ with Wi$-$Fi $6$E in a tabular form, focusing on: $(10$ Marks$)$

o Available Spectrum

o Potential Impact on Congestion

o Security Enhancements

b$.$ Discuss the potential challenges associated with widespread adoption of Wi$-$Fi $6$E and how these challenges might be addressed. $(5$ marks$)$