The Theorist That Advocated Standard Methodology For Doing A Task And Suggested That Workers Were Motivated By Pay According To Output (Piecework) Is?

Question: The Theorist That Advocated Standard Methodology For Doing A Task And Suggested That Workers Were Motivated By Pay According To Output (Piecework) Is?
a. Elton Mayo
b. Max Weber
c. Frederick Taylor
d. Henri Fayol