The correct answer is A. Functional departmentalization
Step-by-step explanation:
Departmentalization occurs as organizations divide functions and activities into different departments to achieve the goals of the organization effectively. In the case of functional departmentalization, departments are created based on the functions necessary in an organization, this also implies in each department the employees are experts in only one area.
For example, in this type of departmentalization, it is common to have a sales and marketing department and within this, there are only people whose expertise is sales and they are in charge of designing and applying strategies to increase the sales of the company. According to this, it is functional departmentalization the type of departmentalization the scenario exemplifies as departments are created according to employees' expertise which is common in this type of departmentalization.