In a company's official documentation and website, it explicitly states a commitment to innovation, collaboration, and employee empowerment $($e$.$g$.,$ through flexible work arrangements$).$ Employees frequently engage in team$-$building activities, and the company's office layout encourages open communication and collaboration. However, in day$-$to$-$day decision$-$making, employees often find themselves hesitating to propose unconventional ideas, despite the espoused commitment to innovation.

Which aspect of organizational culture is most likely influencing this situation?

Shared norms

Espoused values

Cultural symbols

Observable artifacts

Basic underlying assumptions