In $2021,\_\_\_\_\_\_\_$ of the assets of U$.$S$.$ households were financial assets. A$)58\mathrm{.}4\%$B$)87\mathrm{.}2\%$ C$)71\mathrm{.}1\%$ D$)24\mathrm{.}4\%$ E$)28\mathrm{.}9\%$