Final answer:
Robert Katz identified three core management skills as technical, human, and conceptual. These skills enable managers to apply expertise, cooperate with teams, and understand organizational complexities respectively. Hence, the correct answer is option B.
Step-by-step explanation:
According to Robert Katz, the essential skills of management can be grouped into three major categories: technical skills, human skills, and conceptual skills. Technical skills involve the ability to apply specialized knowledge or expertise. Human skills or interpersonal skills refer to the ability to work well in cooperation with other people. Conceptual skills involve the ability to understand the complexities of the overall organization and to figure out how one's own area of management fits into the overall organization.
The correct answer is: b. Technical, human, and conceptual. These three skills are foundational for effective management and leadership within any organization, providing the necessary toolkit for managers to navigate the complexities of their roles, implement strategic vision, and foster a positive organizational culture.