Final answer:
The manager's role in establishing vision involves making sure everyone in the organization can see the entire picture.
Step-by-step explanation:
The manager’s role in establishing vision can be thought of as making sure everyone in the organization has the ability to see the entire picture. This means that the manager is responsible for ensuring that every employee understands the organization's goals, objectives, and the overall direction. By providing a clear vision, the manager helps employees understand their part in achieving the organization's vision.