Answer:
1. I: combination of good teachers, supportive classmates, classroom activity, learning environment and excellent reference materials
D: student performance
2. I: mass media exposure
D: early teenage pregnancy
3. I: family and educational background
D: carer preferences
4. I: religious affiliation
D: religious beliefs and practices
5. I: age
D: academic performance
Dependent variable is the variable being tested and measured in the experiment.
Independent variable is the variable that manipulates or changes the dependent variable.
Also, from the word itself "dependent" meaning naka depende siya sa independent variable.
Happy learning :)
God bless.