In experiments, the __________ variable is something a researcher does, introduces or manipulates

The backing of opposite sides in the Laotian civil war in 1960 by the CIA and the U.S. State Department is an example of __________

A) interest groups B) the military-industrial complex C) interagency tension D) diversionary foreign policy

An individual must be registered at least __________ days prior to the election to be eligible to vote in Texas

A) 3 B) 30 C) 60 D) 180