Final answer:
The functional structure's advantage lies in fostering specialized skill development in employees, leading to expertise and efficiency within each department.
Step-by-step explanation:
An advantage of the functional structure within an organization is that it promotes in-depth skill development of employees. This structuring aligns departments by functions, such as marketing, finance, and operations, resulting in focused expertise and increased proficiency within each domain. By concentrating on specific tasks, employees can perfect their crafts, contributing to the overall efficiency and performance of their respective functions. This can enhance the job satisfaction as well, as employees become specialists in their fields.