Which of the following is not one of the unique features of Deming$$s philosophy?

a$.$

$$Interacting parts of a system must be treated individually, not as a whole.

b$.$

$$Although quality is everyone$$s responsibility, senior management has the ultimate responsibility for quality improvement.

c$.$

$$Variation is the primary source of quality nonconformance.

d$.$

$$Intrinsic motivation is more powerful than extrinsic motivation.

e$.$

$$Predictions must be grounded in theory that helps to understand cause$-$and$-$effect relationships