Which of the Following Statements About Correlational Research Is False

Which of the following statements about correlational research is false?

A) Correlational methods involve the study of naturally occurring relationships among two variables.
B) Correlational methods rely on observing and measuring.
C) Correlational methods are useful for establishing cause-and-effect relationships between two variables.
D) The degree of relationship between two variables is expressed as a numerical value called a correlational coefficient.