Advocates of the _________ believe that the government should tie the value of the dollar to commodities such as gold.

1. Which of the following is a constitutional power that the president shares with the Senate?

a. making treaties b. declaring war c. granting pardons d. receiving foreign ambassadors

Quasi-experiments are unlike experiments in that

A) they do not always include a comparison of at least two levels of an independent variable. B) actual manipulation of the independent variable is not always clearly defined or under the experimenter's control. C) often the experimenter cannot assign participants to groups in an unbiased manner. D) Both B and C