Answer: (A) Product
Step-by-step explanation:
The product departmentalization is the process of grouping the various products line accordingly to the specific product and the services.
We generally use the the product departmentalization in an organization to separate the product department according to the specific purposes such as marketing department, human resources, accounting and the manufacturing.
This technique is used by various types of organization as it one of the best and effective technique.
Therefore, Option (A) is correct.