【单选题】

Michael: The Johnsons are moving next week. We are going to have a going-away party for them Saturday. Tracy: I didn't realize they were moving so soon. ______ Michael: Yes, but we'll have one last chance to get together. We're planning a barbecue.
A．Wish them a happy journey.

B．May they have a more comfortable home.
C．They are really going to be missed.
D．We can't stay together forever, can we