Which of the following functions of law best describes the establishment of rules that determine which side of the road to drive on, how fast cars can safely go, and when to slow down and stop?

Experimental research conducted in the laboratory allows us to test hypotheses under conditions designed

A) to increase the likelihood of publication. B) to maximize external validity. C) to maximize internal validity. D) to reduce scientific rigor.

According to the text, effective heads of government are expected to do all of the following EXCEPT ______.

a. line up votes in the House and the Senate b. work with their party to pass legislation c. broker deals with Congress d. act as a symbol for all Americans e. developing public support