M: Hello. W: Hello, dad? M: Yes... Mary! How are you? Anything wrong? W: Oh, no. I just wanted to call and see how you and Morn are. It's been quite a while since I saw you last time. M: Oh, we're both fine. Your mother is down at the new shopping center shopping. W: For a new dress? M: No, for shoes this time, I think. How's David? W: He's fine. He likes his work and was given a raise last month by Mr Smith. We are all pretty pleased about that. M: Yes, I think you should be. And how are the children? W: Well, George's home from school today. It's nothing serious, just a bad cold. And. it's his birthday, too! M: Oh, I thought his birthday was May 24th. W: No. April 24th. M: Well, that's too bad. Tell him we'll send him a present. W: All right. Diane's still taking dancing lessons. M: She must be pretty good by now. How about Tom? W: He's OK, too. He's having a part-time job at a garage now. M: Well, it's certainly good to hear your voice. W: OK, dad. Nice talking to you and give Morn our love. M: All right. Good-bye., Question: What can be inferred from this conversation? (A) Mary doesn't visit her parents often enough. (B) Mary's children have all worked. (C) Mary's children are all studying in school.
(A) Mary doesn't visit her parents often enough.