I can't remember my apple id,passcode, and password

See if you can recover the ID/password.

Apple ID - How to find your Apple    An iCloud e-mail address is an Apple ID.

Apple ID - Find              

For the Apple ID password, enter the Apple (iCloud) ID and click Forgot Password.

Apple ID - Manage            

Apple ID – Forgot Password            

For the passcode

Passcode - If you forgot the passcode for your iPhone or your device is disabled.