Which of the following statements best defines a​ just-in-time production​ system?
A.a​ demand-pull system that manufactures finished goods for inventory on the basis of demand forecasts
B.a​ push-through system in which each component in a production line is produced immediately as needed by the next step in the production line
C.a​ demand-pull system in which each component in a production line is produced immediately as needed by the next step in the production line
D.a​ push-through system that manufactures finished goods for inventory on the basis of demand forecasts