What Is the Major Theoretical Contribution of Kaoru Ishikawa

Multiple Choice

What is the major theoretical contribution of Kaoru Ishikawa?

A) the concept of benchmarking
B) his assertion that the entire organization should be involved in improving quality
C) the zero-defects approach to quality improvement
D) his emphasis on total involvement of the operating employees in improving quality
E) the quality loss function and the concept of robust design