Answer:
The correct answer is the option A: vertical functional.
Step-by-step explanation:
To begin with, the ''vertical functional departmentalization'' is a type in where the structure is characterized by the types of activities that are done in the areas structered. Moreover, this type of departmentalization focuses in organizing the company with areas where the activities are related between each other inside that department and therefore that this type receives the name of functional. That is why, in this case, Javier is using a vertical functional departmentalization to organize the new company due to the fact that he decided to divide it into three different areas characterized by the activites done inside of them.