The U.S. Postal Service is an independent agency that is a government corporation because it carries out business-like activities and/or performs a function that private enterprise may not.

Online polls

A) create truly random samples. B) are extremely accurate. C) mostly tap the views of those who have a reason or motivation to go to the site. D) are fair and open to everyone. E) are the best measure of public opinion.

Realists' view of resources used to create rewards or punishments does not include:

A. Economic power B. Military might C. Arm's sales D. Appeals to principle