Read the following conversation and answer the question.

W: George. Where were you yesterday evening? I expected to see you at the concert.

M: Oh, I waited for you at the corner of your street. Then I looked for you at your flat, but the housekeeper said you were out.

Question: Why didn't they meet that evening? 

- They were both busy doing their own work.

- They waited for each other at different places.

- They went to the street corner at different times.


They waited for each other at different places.