Which of the following is not a human use of wetlands?
a. petroleum exploration
b. recreational boating
c. juvenile fish nursery
d. shipping waterway

Though the constitution dictates that the vice president is the leader of the senate the day-to-day leadership falls to what position

Using the factors of production to make one product always means that o .) a company may experience a shortage of materials o . )a nation can make more money o. ) it is possible to make too many of that product o. ) fewer resources are left to make something else

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.