The first step in the control cycle is:

A$)$ Setting a goal.

B$)$ Measuring progress.

C$)$ Comparing actual with planned performance.

D$)$ Taking action.

The classic project S$-$curve is a plot of:

A$)$ Labor hours versus money expended.

B$)$ Money expended versus elapsed time.

C$)$ Elapsed time versus labor hours.

D$)$ Number of personnel versus days behind schedule.