believed that quality stemmed from "constancy of purpose," and that managers should stress teamwork, be helpful rather than simply give orders, and make employees feel comfortable about asking questions. A) Frank and Lillian GilbrethB) Henri FayolC) Max WeberD) Mary Parker FollettE) W. Edwards Deming

E) W.Edwards Deming

Explanation:

Constancy of purpose means that the company should always work on the scope of improvement, and not just only at the time when the company feels the need to do it. As for example if there is a fault in production line the company should look at it.

Further, if the company keeps a systematic security and faulty check on the production line, the production line might not have been broken. Accordingly the scope of continuous improvement shall be considered by companies.

Teamwork always promotes to meet targets on time as the work is divided among members and also ensures better individual growth as one gets to learn from different people in one single assignment.

answer/// product differentiation;