$\backslash$table$[[,\backslash$table$[[$Expected$],[$Return$]],\backslash$table$[[$Standard$],[$Deviation$]],\backslash$table$[[$Correlation with$],[$Your Portfolio's Returns$]]],[$Stock A$,14\%,24\%,0\mathrm{.}2],[$Stock B$,14\%,20\%,0\mathrm{.}5]]$

Standard deviation of the portfolio with stock $A$ is

j$.($Round to two decimal places.$)$

Standard deviation of the portfolio with stock B is

$\%.($Round to two decimal places.$)$

Which stock should you add and why? $($Select the best choice below.$)$

A$.$ Add $B$ because the portfolio is less risky when $B$ is added.

B$.$ Add A because the portfolio is less risky when $A$ is added.

C$.$ Add either one because both portfolios are equally risky.