Final answer:
The three essential managerial skills are technical, conceptual skills, and human skills. Technical skills are most important at lower levels of management, while conceptual and human skills become more important as managers move into higher levels.
Step-by-step explanation:
The three essential managerial skills are technical, conceptual skills, and human skills. Technical skills refer to the knowledge and proficiency in a specific field or area. Conceptual skills involve the ability to think strategically and understand the organization as a whole. Human skills involve the ability to interact and work effectively with people. The importance of these skills can vary across levels of management. Technical skills are most important at lower levels of management, while conceptual and human skills become more important as managers move into higher levels.