What is primarily observed in the physical structures of an organization?

The observation of physical structures within an organization predominantly relates to office layout. This includes the arrangement of workspaces, communal areas, meeting rooms, and the overall design of the workplace environment. The physical layout can significantly influence how employees interact, collaborate, and communicate with one another.

For instance, an open office layout might foster better collaboration among teams by reducing barriers to communication, while traditional cubicles may create a more structured, focused work environment but limit interaction. The physical space can reflect the organization's culture and values, such as innovation or transparency, influencing employee behavior and morale.

Shared values and employee behavior, while important aspects of organizational dynamics, are not directly observable in the physical structure itself. Similarly, training programs pertain more to the development of skills and competencies rather than the physicality of the workplace layout. Thus, the correct choice aligns with the direct impact that office layout has on the organizational environment and employee interaction.