Which of the Following Is Not True of the PDCA

Multiple Choice

Which of the following is not true of the PDCA cycle?

A) Plan: review current performance, identify and target root causes of problems, devise possible solutions and plan implementation
B) Do: pilot the planned solution
C) Check (or study) : measure the results of the test
D) Act: refine and expand the solution to make it permanent
E) The cycle was originally developed by Deming