If m $=2,000,$ what is the effective rate of interest for a nominal monthly rate of $5\%,$ compounded continuously? Use an Excel spreadsheet to answer the question.

Multiple choice question.

$10\mathrm{.}2\%$

$8\mathrm{.}5\%$

$5\mathrm{.}13\%$

$2\mathrm{.}65\%$