A research design in which all of the independent variables are not the same type is a mixed subjects facet design

Executive privilege is often used in matters related to __________

a. national security b. private property rights c. interstate commerce d. federal contracting

According to Waltz, how should the United States, Europe, and Israel react to Iran's nuclear activities?

a. attempt to destroy Iran's nuclear facilities b. send in ground troops to overthrow the Iranian regime c. set up an immediate oil embargo d. execute precision strikes against a handful of critical nodes in Iran's nuclear weapons production chain e. continue diplomatic negotiations and drop current sanctions