Man: I ran into our friend, Mark, yesterda

问题：

Man: I ran into our friend, Mark, yesterday on the street, and he said he hadn’t heard from you for two months.
Woman: Yes, I know. But I’ve been too busy to phone him.
Question: What can be inferred from the conversation().

A. The man saw Mark on the street two months ago.

B. The woman had forgotten Mark’s phone number.

C. The woman made a phone call to Mark yesterday.

D. Mark and the woman had not been in touch for some time.