Why was the Camp Greene site selected?

In the us, who’s pays income taxes? how are payroll taxes part of the income tax that workers pay to the federal government?

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

Why learning about people and places around is important?