What is the difference between a slave and submissive?

What is the difference between a slave and a submissive anyway?

Test - are you a slave or a submissive?
http://www.okcupid.com/tests/the-are-you-more-of-a-slave-or-submissive-test
What is the difference between a slave and a submissive?
http://www.katekinsey.com/the-difference-between-a-slave-and-a-submissive.html

Видео What is the difference between a slave and submissive? канала LittleSkyLarklsl