Answer :
The nurse is engaging in the core public health function, D) Assurance.
Professionals in public health eventually came to an understanding of the fundamental functions of public health. "Assess and monitor population health status, variables affecting health, and community needs and assets" is the aim of service one.
Data collection and analysis are required for this. As an illustration, data on health aspects may be gathered, tracked, and analyzed to spot dangers, trends, and future problems. The underlying causes of health inequalities may then be identified using this data, which will also assist in involving the community and important partners.
The need of utilizing multiple techniques and cutting-edge technology to guarantee that the whole community gets examined is stressed.
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