At which level of integration is the HR department simply engaged in regulatory work that is unrelated to the company's core business needs

Administrative linkage.

Explanation:

Human resources (HR) can be defined as an art of managing, controlling and improving the number of people (employees or workers), functions, activities which are being used effectively and efficiently by an organization.

Hence, human resources managers are saddled with the responsibility of managing and improving the welfare and working conditions of the employees working in an organization.

At the administrative linkage level of integration, the human resources (HR) department is simply engaged in regulatory work that is unrelated to the company's core business needs.

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(b) management: leadership

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