Using the sign convention shown:

The external applied force and its moment with respect to $B$ are

respectively

$-4$ kip and $-20$ kip ${?}^{*}ft$ respectively

$4$ kips and $20$ kip ${?}^{*}ft$ respectively

$-4$ kips and $-20$ kip ${?}^{*}ft$ respectively

$4$ kips and $20$ kip ${?}^{*}ft$ respectively