Who was the first president of south america?

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

The first national government for the united states was

Which features are created on the exterior of a volcano when it erupts? check all that apply. vent crater hot spot lava flow boundary