Answer the following question: Dialogue: W: I expected you'd come to my birthday party yesterday. M: I'm terribly sorry. Susan. I had to see off a friend of mine at the airport last night. Question: What did the man do last night? - He went to visit a friend. - He went to say goodbye to his friend at the airport. - He went to another city with his friend.
Answer:
He went to say goodbye to his friend at the airport.