Answer:
c. customer departmentalization.
Step-by-step explanation:
In customer departmentalization, departments are created based on the different customers the company serves.
In functional departmentalization, departments are created based on the different functions of each department e.g. marketing department, finance department etc
In geographic departmentalisation, departments are created based on the different regions, states or countries the company serves.
In product departmentalisation, departments are created based on the different goods and services that the company produces.
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