Suppose That a Researcher Found That as Introversion ( as Measured

Multiple Choice

Suppose that a researcher found that as introversion ( as measured on a standardized questionnaire) of participants goes up, number of social activities attended per week decreases. Which of the following relationships can explain this finding?

A) Introversion causes people to attend fewer social activities.
B) Attending fewer social activities causes people to be introverted.
C) Type of parenting received in childhood causes both introversion and attendance of social activities.
D) All of the above.