Which of the following is a result of desertification?

In a within subjects design, participants are exposed to only one level of the independent variable

Indicate whether the statement is true or false

Leadership positions in Congress, such as Speaker of the House, are determined by

a. appointments by the president, which are confirmed by Congress. b. the results of the nationwide elections. c. the preferences of the state legislatures. d. the laws that dictate who will be in the leadership positions. e. the elected members of Congress.