Sorry, this is so pointless!
If this is a school test question, quit this school and sue them for educational fraud, if you can. It has nothing to do with knowledge. If this is an interview question, consider you lucky that you are not working with idiots.
If totally invalid character of this question is no obvious, please read my past answer:
what is the difference between the class and encapsulation in programming
To learn about valid questions, please see this discussion:
How to ask a good question?
If you are willing to down-vote this reply, which sometimes happens in such cases, you are welcome. But I hope you are not willing to join the small group of morons. After all, think who would be the looser.
I wish all the best and real knowledge, not the fakery of multiple-choice tests pseudo-education.