Task: Text Completion
Input (English): Sentence1: I got a call late one night. Sentence2: Thinking it was one of my friends I answered. Sentence3: The woman who was on the other line was unfamiliar to me. Sentence4: I asked who it was and why they were calling. 
 (A) She said she was my long lost mother. (B) I said goodbye to the man on the phone.
Output (English): A