An unnamed person is identified in a matching reliable route. Which conclusion is most accurate?

Narrator Anonymity: Wuḥdān, Mubham, Majhūl al-ʿAyn and Mastūr

• Anonymity may be resolved, but reliability still requires separate investigation
• The report automatically becomes mutawātir
• The matn is immediately established as fabricated
• All other routes must be disconnected