Project management, The schedule progress rate on your project is $0\mathrm{.}3$ should, you take corrective action on the cost of the project?

$($a$)$ not necessarily, what i do need to rethink is why the project is behind schedule and take action.

$($b$)$ Yes of course, i have exceed my cost budget.

$($c$)$ The progress rate of the schedule has nothing to do with cost or schedule, it is progress as the name suggests.