In a Company Where Products Undergo a Number of Separate

In a company where products undergo a number of separate processes, the process costing system

A) is not appropriate and job costing system should be used instead.
B) aggregates the costs of different processes and averages them out when calculating product costs.
C) requires the costs of undergoing different production processes to be determined simultaneously.
D) requires the costs of products that have completed processing in the earlier department to be transferred to the subsequent department.