_____ research examines how the mind works, then _____ research examines how we can use the former to solve real-world problems

Dr. Edwards wants to show a causal relationship between tobacco smoking and cancer. Dr. Edwards should:

a. conduct a telephone survey asking smokers about their health b. conduct an experiment using animal participants c. observe people smoking d. find correlation between smoking and the rates of cancer

Much of our information about pubertal development comes from J. M. Tanner's research. Which of the following most accurately represents this research? The research was conducted

a. at the turn of the century on middle-class American adolescents. b. in the 1980s on a cross-section of North American youth. c. during World War II on British adolescents in boarding schools. d. in the 1960s and 1970s on British adolescents in foster homes.