Ethical behavior in nursing professional

What are the actions of ethical behavior that the nursing professional must show when offering health care to groups and communities?
2. Social norms and legal regulations (according to the place of PR and/or US) necessary when offering health care to groups and communities.
3. Select and explain one (1) nursing theory or model that you understand that you could implement when providing health care to groups and communities.
4. What are two (2) current problems and two (2) future trends in public health?
5. Are the institutions that offer health services currently prepared to address the problems mentioned in the previous premise?