ɢᴇᴛ ɪɴ ʟᴏꜱᴇʀꜱ ᴡᴇʀᴇ ɢᴏɪɴɢ ᴛᴏ ᴛʜᴇʀᴀᴘʏ (ꜱᴘᴀᴍ)

gender is tricky can you guys help me out

hi yes, so I have a slight issue and hopefully some one can help me out 

so like I would like to know if there is like a think were your both nonbinary AND a girl. like, you are fine with being called a girl but you want to use they/she pronouns or is that just using they/she pronouns and I really need help on this help me please-