This type of validity uses a standard to indicate a concept. In other words it agrees with an external source. What type of validity is it?

What impact did the Great Depression of the 1930s have on federalism in the United States?

a. It marked the end of the era of cooperative federalism. b. It marked the beginning of the era of dual federalism. c. It stimulated programs that expanded the power of state governments. d. It stimulated national programs that expanded the powers of the federal government.

Counties rely heavily on state and federal sources for their revenue

Indicate whether the statement is true or false