Which of the Following Statements Is Best

Multiple Choice

Which of the following statements is best?
I. In a pull system central supply determines what is needed by the distribution centers
II. In a push system all decisions are made by the distribution centers.
III. An advantage of a pull system is central coordination

A) I and II only are true
B) II and III only are true
C) I and III only are true
D) all the above are true
E) none of the above are true