Dr. Goldstein studied the sleep patterns of five groups of subjects aged 10, 15, 20, 25, and 30 to determine if there were any differences in pattern following adolescence. How would this type of study be classified?

What derogatory term did Theodore Roosevelt use to describe the behavior of reporters who focused on the carnal underbelly of politics rather than its more lofty pursuits?

a. bias b. muckraking c. yellow journalism d. framing

In the absence of the vice-president, who presides over the Senate?

A) The vice-president. B) The Speaker of the House. C) The president pro tempore D) Senate majority leader E) The House majority leader