The most correct answer here would be are D - tribal and religious groups.
Tribal and religious groups are a serious obstacle in the middle east which disabled the probability of achieving a stable and democratic government in any short period to be seen.
Explanation: Democratic governments are by their nature based on the will of the people, expressed in democratic rights, such as the right to freedom of religion, political freedom, etc. In the Middle East there are multi-century beliefs about theocratic, that is, religious and tribal systems, which presuppose the religious leader as inviolable. Such rooted convictions are contrary to democratic values.
The bureau of Indian Affairs was organized in 1824 as part of the "Department of War," since prior to this organization the military had been the go-to organization for dealing with Indian issues.
