Most details are needed to make a decision.
Hormones and sexual orientation aren't necessarily interlinked. Your hormones don't really have much to do with your sexuality.
He likes a bit of both ;)
Yes, it is completely ok to be confused over your sexual orientation. Do what feels right to you and don't concern yourself with others' opinions.
Children's brains are not fully developed. .Therefore, they are easily influenced and confused. So, when the sexual un-norm is presented as a norm, it leads to childhood sexual confusion
The character of Flapjack is not written with sexual orientation
Nothing is known of her sexual orientation.
Soko's sexual orientation is heterosexual/straight.
The Joker's sexual orientation is not written into his character.
I think you mistake "sexual orientation" with specific types of orientation. Sexual orientation is a part of every humans make up. A person can not have a sexual orientation. Your sexual orientation is what makes you gay, straight or bisexual. Homosexuality IS illegal in some countries. You can outlaw a behavior but you can't outlaw an urge or feeling.
The fictional character of Yoshi is not depicted with sexual orientation.
The SNL character "Gilly" was not written with sexual orientation.
Matt Evers' sexual orientation is not known.