Which of the Following Is True of the Poka-Yoke Approach

Multiple Choice

Which of the following is true of the poka-yoke approach used for mistake-proofing processes?

A) It was developed by Kaoru Ishikawa.
B) It is ineffective in providing immediate feedback to the employees regarding the error in the process.
C) It helps to engage workers in continuous improvement activities.
D) Most of the techniques of poka-yoke are expensive and extremely complex to implement.