What are the essential services associated with each of these?

Introduction to public health (slides 1 -33) at https://www.cdc.gov/publichealth101/e-learning/public-health/ For the Session Long Project (SLP), you will identify and discuss the Core Functions of Public Health. Your task for this first segment of the SLP is to address the following questions in a 2- to 3-page paper:What are the three core functions of public health?

What agencies (federal, state, or local) are responsible for carrying out these core functions and essential services?
Length: 23 pages, excluding the cover page and a reference list.