Suppose in $2014,$ you invested $$12,000$ equally among the six stocks in the "Returns" file. If you did not make any further contributions, or withdrawals from this investment, the beta of the portfolio at the end of $2023$ is closest to$?$

$2\mathrm{.}03$

None of the answers presented are correct

$5\mathrm{.}01$

$3\mathrm{.}11$