Teacher:You are shown a conversation between a user and system. Identify who has spoken the indicated sentence based on the conversation.
Teacher: Now, understand the problem? Solve this instance: Sentence1: I do not have a preference. Sentence2: Thank you for choosing our system. Good bye Sentence3: No, thank you. Good bye. Sentence4: Nandos is the Portuguese place, and The Lucky Star is Chinese. Would you like more information on one or both of those? Sentence5: Please give me the address and phone number for Nandos. Sentence6: Nandos is located at Cambridge Leisure Park Clifton Way and their number is 01223 327908. Is there anything else I can do for you today? Sentence7: Are there any cheap restaurants in the south part of town? Sentence8: There are two choices in the South area serving cheap food. Do you prefer Portuguese or Chinese? Question: Who has spoken the sentence 2? (A) User (B) System
Student:
Answer: (A) User