According to the Theory of Constraints explained in The Goal$,$ the three operational measures primary to the goal of making money are

A$.$

$$inventory$,$ throughput, and operating expenses

B$.$

$$efficiency$,$ productivity, and labor utilization

C$.$

$$throughput$,$ inventory, and efficiency

D$.$

$$inventory$,$ operating$$ expenses, and net profit

E$.$

net$$ profit, return on$$ investment, and cash flow