Confused!!! (sexuality)

HELP!!!! Ok so I'm pretty sure I am a lesbian but I've only ever found 2 girls attractive and I've only been sexually attracted to one of them I watch lesbian porn and I get horny but any time I think about a spacific girl and having sex with them I get grossed out ( except for the one girl). Thinking about having sex with a guy dosnt turn me on and I don't want to. I'm just so confused can someone help me and tell me what I'm feeling And what's going on.😭😭😭😭 I'm literally so confused I want to cry!!!