My version of the question: Are you the favorite person of anybody else?
My answers:
( ) Yes ( X ) No
( ) very certain
(X) confident
( ) you think so
( ) not so sure
( ) could be
Now, answering the question:
Are you the favorite person of anybody? Yes, I’m my favorite person!
(X) very certain
House of Déia - Based on a true story 
My answers:
(1) Yes, very certain.
(2) Yes. I really like me as well. 🙂
Good!
I think favoriting yourself is the requirement for becoming someone’s favorite 🙂