Answer:
Letter b is correct. Functional.
Step-by-step explanation:
Functional structure refers to one of the most common organizational structural models. The focus is on achieving internal goals.
It is characterized by the specialization of the work, that is, the employees are grouped according to their function or task in the company. Therefore there is greater capacity for coordination and control of activities.
The advantages of this structure are economies of scale, greater specialization of employees' skills, which consequently generates a higher level of productivity and organizational efficiency.