The supreme court's power to declare laws as unconstitutional is an example of which constitutional principle?
federalism
checks and balances
limited government
judicial review

He chart shows the 112th u.s. congress (2011–2012). based on the information in the chart, if the independents in the senate chose to vote with the republicans in the senate, the republicans would

Asociologist wants to study a culture that occurs in some women’s prisons: “state families,” in which individual prisoners take on certain roles within a group of like-minded prisoners. there is previous evidence that younger prisoners will use older inmates who play the roles of grandparents as a resource before they will turn to staff for and advice. the lieutenant in charge of a dorm of long-term prisoners offers to gather volunteers to speak to the researcher and also offers to vouch for the integrity of the researcher. the use of this staff is: a valid use of a statistical technique referred to “snowball sampling” wherein the inclusion of the first subject leads to the recruitment of another one subject.a useful tactic in obtaining a sample of prisoners who both meet the criteria and who will be honest with the researcher.wrong and is prohibited; subject selection needs to be free from intervention by prison authorities or prisoners.acceptable only when the researcher’s irb grants a special waiver.

Why is it difficult to determine which countries belong to europe and which belong to southwest asia