The statistical thinking underlying Six Sigma is based on which of the following three principles?

Multiple Choice

All work is a statistically controllable process, $100$ percent control is possible, and every well$-$controlled process is defect$-$free.

Most business processes are subject to control, Six Sigma can totally remove variability in how processes are performed, and most defects can be eliminated.

All work is a process, all processes have variability, and all processes create data that explain variability.

All work activities can be done accurately most of the time, empowered employees are necessary for effective control, and good statistical data is an empowered employee's best control tool.

All activities can be controlled, employee empowerment is the best control tool, and $100$ percent control is possible.