Read the following conversation and answer the question.

W: I received an email yesterday from Henry. Do you remember? He was one of the chairpersons of our students union.

M: Yes, but I haven't heard from him for ages. Actually I've been out of touch with him since our first reunion after graduation.

Question: What do we learn about the speakers? 

- They have known each other since their schooldays.

- They were both chairpersons of the Students' Union.

- They have been in close touch by email.


They have known each other since their schooldays.