What is the process capability ratio $($Cp$)$ for specification limits of $29\mathrm{.}5$ milliliters $($ml$)$ and $30\mathrm{.}5$ ml$,$ process mean of $30\mathrm{.}1$ ml and process standard deviation of $0\mathrm{.}06$ ml$,$ rounded to two places after the decimal?

$1$ point

$1\mathrm{.}39$

$30\mathrm{.}21$

$2\mathrm{.}78$

$5\mathrm{.}56$