You found the following information about Markus Inc. $($in millions $$)$ for the year $2022$: NOPAT $=$ $$19$; after$-$tax interest $=$ $$4$; beginning equity $=180,$ ending equity $=190.$ Using average equity method, calculate the return on equity for Markus Inc. for $2022.$

a$.$

$12\mathrm{.}43\%$

b$.$

$12\mathrm{.}97\%$

c$.$

$10\mathrm{.}27\%$

d$.$

$8\mathrm{.}11\%$

e$.$

$11\mathrm{.}35\%$