Which of the Following Statements Are the Disadvantages of the Push

Multiple Choice

Which of the following statements are the disadvantages of the push system?
1) Increases the work load at the management level
2) Performance is dependent of forecasting ability
3) Increases work-in-process inventory
4) Require less managerial resources at a shop floor level

A) (1)
B) (2) and (4)
C) (1) , (2) , and (3)
D) (3) and (4)