You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Q: Sentence1: you can get help here Parkside Police Station Telephone : 01223358966 Address : Parkside, Cambridge Postcode : CB11JG Sentence2: Can you help me, I've been mugged? Sentence3: Thank you, I will contact the Parkside Police Station by calling them at: 01223358966. Sentence4: Are you injured? Do you need hospital information? Sentence5: no, that is all. Thanks Sentence6: I'm glad you're not hurt, and I hope the police are able to help you with the robbery. If there's anything else I can help with just let me know. Question: Who has spoken the sentence 4? (A) User (B) System
A:
Answer: (A) User