$6\mathrm{.}5.$ Select the lightest $W$ section to serve as an axially loaded column $28ft$ long, in a braced frame, with additional lateral support in the weak direction at mid$-$height. The load to be carried is $65$kips dead load and $150$ kips live load. Assume the top and bottom of the column are hinged.

$($a$)$ Use A$992$ and indicate first and second choices.

$($b$)$ Use A$572$ Grade $60,$ indicating first and second choices.

Assume anything if missing help me asap