控制图是由谁最先提出并在生产管理中应用的（）

A.Shewhart

B.Levey和Jennings

C.J.O.Westgard

D.Henry

E.Segalove

Which of the following is the most widely accepted theory about the beginning of drama().

A.Drama came from seasonal changes.

B.Drama originated from ritual.

C.Drama evolved from stories.

D.Drama came from natural forces.