When a Production Process Involves 10 Steps, There Is Often

When a production process involves 10 steps, there is often a different maximum amount that it can be processed through each of these steps in a day. The theory of constraints focuses managers' attention on

A) The average (mean) amount processed by these 10 steps
B) The median amount processed by these 10 steps
C) The slowest of the 10 steps
D) The fastest of the 10 steps