A Key Concept of the Just-In-Time Is

Multiple Choice

A key concept of the Just-In-Time is

A) the raw materials, work in process, and finished goods inventories of manufacturing companies act as buffers so that operations can proceed smoothly even if suppliers are late with deliveries or a department is unable to operate for a brief period due to breakdowns or other reasons.
B) the use of many suppliers in order to ensure rapid delivery of materials for production.
C) the maintenance of a stock of raw materials so that defective materials can be replaced quickly in order to maintain a high rate of productivity.
D) inventories are costly to carry and create operational problems.