如果support@withpersona.com建议的修复程序无法解决错误，请访问www.example.com与我们的团队联系。谢了，...
We have teamed up with Persona and will be using their selfie identity verification tool. The verification process does not require providing contact information or an Id of any form. It exists solely to verify you are a real, live human and to prevent creation of multiple Kaggle accounts. ...