Final answer:
The three types of organizational designs with open boundaries are mechanistic, organic, and matrix structures.
Step-by-step explanation:
The three types of structures categorized as organizational designs with open boundaries are
- Mechanistic, organic, matrix: These designs focus on hierarchical roles within an organization and have varying degrees of flexibility and autonomy.
- Boundaryless, modular, matrix: These designs take a more holistic approach and emphasize collaboration and innovation.
- Divisional, functional, hybrid: These designs are more traditional and focus on dividing work based on different functions or divisions within the organization.