When the legislature checks up on an agency to make sure it is implementing policy according to legislative intent, it is known as

According to the textbook, which of the following was a\the greatest weakness of the Articles of Confederation?

a. The federal government had no resources to back the value of its currency. b. Congress was not allowed to regulate commerce among states. c. There was no provision for an executive or judicial branch of government. d. The failure of the document to to provide a strong central government.

Selection is a threat to the internal validity of which of the following designs?

a. Nonequivalent comparison group design b. Interrupted time-series design c. Regression-discontinuity design d. All of the above