please solve and give me the answers for a $,$ b$,$ and c$,$ and d also e$,$ need correct answers only please solve only $1$ attempt.Adjusted WACC. Lewis runs an outdoor adventure company and wants to know what effect a tax change will have on his company's WACC. Currently, Lewis has the following financing pattern:

Equity: $44\%$ and cost of $19\mathrm{.}93\%$

Preferred stock: $18\%$ and cost of $14\mathrm{.}49\%$

Debt: $38\%$ and cost of $12\mathrm{.}3\%$ before taxes

What is the adjusted WACC for Lewis if the tax rate is

a$.35\%?$

b$.25\%?$

c$.20\%?$

d$.5\%?$

e$.0\%?$

a$.$ What is the adjusted WACC for Lewis if the tax rate is $35\%?$

$\%($Round to two decimal places.$)$