$($b$)$

Compute the controllable margin and the expected return on investment for $2026$ for each proposed alternative. $($Round ROI to $1$ decimol ploce. es$.1\mathrm{.}5\%)$

$\backslash$table$[[,$Alternative $1,$Alternative $2],[$The controllable margin,$5,,,$$ $,],[$The expected return on investment,,$,*,,\%]]$