When the Europeans arrived, carrying germs which thrived in dense, semi-urban populations, the indigenous people of the Americas were effectively doomed.
Anemometer
hope this helps:)
The quote from the Gettysburg Address details how Lincoln used phrases in his speech to remind his listeners of the American ideals of liberty, equality, and the responsibility of government. Lincoln asserts to the people that it is their duty as survivors of fallen soldiers to uphold the ideals that they gave their lives for. Lincoln also cites religion, "...under God..." to support the idea of freedom and liberty for all people. He also defends the idea of the people and government having the responsibility to ensure that the government is representative of the wants and needs of the citizens, "...government of the people, by the people..."
Answer:
The study described above is an observational study.
Explanation:
The main difference between an observational study and an exepriment, is that in an experiment there is a manipulation of one or more variables, this usually happens in a controled environment. In an observational study, the conditions of the research subjects are not meant to be altered but only observed, surveys and interviews are common research techinques used for this purpose.
The example above is describing an observational study since there is no manipulation of variables, only a survey that aimes to understand the factors that influence the dependent variable, that in this case is anxiety.