In Which of the Following Research Questions Is Income an Independent

Multiple Choice

In which of the following research questions is income an independent variable?

A) Does parental income influence a child's acceptance into a prestigious university?
B) Does participating in Greek life in college increase a student's chances of high-paying employment immediately upon graduation?
C) Which factor is more influential in determining a person's income: race or education?
D) Are most people satisfied with their income?