Problems $6\mathrm{.}3.$A$-$D Using the LRFD method, find the factored usable compression capacity $($factored resistance$)$ for the following wood columns:

$\backslash$table$[[,\backslash$table$[[$Nominal Size, Species, and Grade$],[($in$.)]],\backslash$table$[[$Unbraced Length$],[(ft)$