Dr Little Has Heard That People Tend to Become More

Dr. Little has heard that people tend to become more politically conservative as they get older. She decides to conduct a study to see if this is true. She conducts a telephone survey where she asks participants their age and political affiliation. She then uses statistics to see whether there is a relationship between these two variables. Which of the following research designs best describes Dr. Little's research?

A) Experimental research
B) Correlational research
C) Naturalistic observation
D) Representational research