Items from Lighthouse Hospital's financial statements dated December $31,2021$ and

$2020$ and certain financial ratios are presented below $($all numbers are in millions$)$:

Lighthouse's $2021$ return on shareholders' equity is: $($Round your answer to $1$ decimal

places.$)$

A$)16\mathrm{.}8\%.$

B$)18\mathrm{.}2\%.$

C$)18\mathrm{.}5\%.$

D$)9\mathrm{.}2\%.$