There are anthropologists who advise outside groups in how to manipulate people, which raise ethnical concerns. as a result, they use community-based research and collaborate with indigenous societies, ethnic minorities, and repressed groups. these anthropologists are practicing:
1. indigenous anthropology
2. revitalized anthropology
3. action or applied anthropology
4. economic anthropology.
5. revolutionary anthropology

These anthropologists are practicing action or applied anthropology.

Explanation: Action anthropology is the study of humans mainly using community-based research and collaboration with indigenous societies where the research is being carried out. While applied anthropology is the use of the information and data gotten from the action anthropology.

the factors that the economies of the muslim empires prosper were:

1- land trade routes-located between three continents  

2- sea trade routes

trade contributed to the spread of muslim empires, and with that islamic culture led to a growing feeling of internationalism resulted in the transfer of technology, science, and other cultural forms.

answer; which categories of people are most at risk of becoming a criminals;