I'm so sorry your parents reacted like that, and that their reaction is making you even more nervous about your identity. Are you taking steps so that your parents are less likely to find the account you've made here?
It's absolutely okay to be questioning your sexual orientation, or to feel like you're not quite certain what, if any, label applies to you. In fact, we have a whole series that talks about that experience: The Answers (for Now)
. Are there particular identities that you've learned about that struck a chord with you, where you read the description and went "huh, I think that might apply to me?"