For Tax Year $2023,$ what is the amount employers are required to withhold from an employee's gross pay for social security tax and medicare tax?

$1\mathrm{.}45\%$ social security tax up to a maximum base amount of $$160,200,$ and $6\mathrm{.}2\%$ medicare tax with no maximum.

$6\mathrm{.}2\%$ social security tax up to a maximum base amount of $$147,000,$ and $1\mathrm{.}45\%$ medicare tax with no maximum.

$6\mathrm{.}2\%$ social security tax up to a maximum base amount of $$160,200,$ and $1\mathrm{.}45\%$ medicare tax with no maximum.

$7\mathrm{.}65\%$ social security tax up to a maximum base amount of $$160,200,$ and $\mathrm{.}09\%$ medicare tax with no maximum.