Final answer:
The identification of threat/adversary cells or forces and their affiliated political, religious, or ethnic organizations falls under the study of Terrorism and Security in the subject of Social Studies. Understanding and identifying these terrorist cells and their affiliations is crucial in combating the threat effectively.
Step-by-step explanation:
The identification of threat/adversary cells or forces and their affiliated political, religious, or ethnic organizations is a topic within the field of Social Studies. Specifically, it falls under the study of Terrorism and Security.
Terrorism refers to the use or threat of violence by non-state actors to influence citizens or governments for political or social change. It involves the deliberate targeting of civilians to gain publicity for a group or cause. The identification and understanding of terrorist cells, their motives, and their affiliations with political, religious, or ethnic organizations are essential in combating the threat effectively.
Examples of well-known terrorist organizations include al-Qaeda, ISIS, Hamas, Hezbollah, and Islamic Jihad.