Explain u. s. presence and interest in the middle east (include the persian gulf conflict, the causes of the invasions of afghanistan and iraq, the withdrawal in iraq and the upcoming withdrawal in afghanistan)?

This term refers to the number of people per unit area (usually a kilometer or a mile). this could refer to the number of people per square mile in a city, a county, a province, a state, or a nation.

Amendment was the first government definition of a citizen. answer = fourteenth amendment

Awaiver of the requirement for documentation of informed consent may be granted when: the investigator has no convenient place to store signed consent forms separate from the research datathe only record linking the subject and the research is the consent document and the principal risk is a breach of confidentiality.potential subjects might find some of the research questions embarrassing, personal, or intrusivethe subjects are literate in their own language; however, they do not read, write, or speak english