Novomix Inc. pays its preferred stockholders a dividend of $$1\mathrm{.}75$ every year. The current price of one of their preferred shares is $$35\mathrm{.}30.$ Novomix pays $21\%$ in corporate tax. What is the cost of its preferred shares?

a$)15\mathrm{.}66\%$

b$)19\mathrm{.}83\%$

c$)4\mathrm{.}96\%$

d$)3\mathrm{.}92\%$