单项选择题

Ten years ago I used to be very fit. I cycled to work during the week days and I got a lot of exercise at the weekends. I used to play tennis a lot and go for long walks. In those days I had a job in an office, but I did not have many things to do, so I didn’’t earn very much. I knew it was not a very good job but I had a lot of time to do the things I enjoyed doing. Then, about eight years ago, I got a much better job. The pay was better. But the hours were a lot longer, too. I bought a car and drove to work every day. I began to take people out to lunch. "Expense account lunches". And I began to put on weight, too. I stopped playing tennis and going for long walks at the weekend because I just didn’’t have any time for things like that any more. There’’s a lot of stress in a job like mine. Perhaps that’’s why I started drinking more than I used to. For example, I used to have only half a glass of whisky when I got home, then I started filling the glass to the top. Then I had another glass, and then another. I started smoking a lot, too. I never used to smoke at all. Finally, what happened to the song "Good Morning to All" after the addition of the second verse

A.It was even more popular than before.
B.It was no longer sung by the children in kindergarten.
C.The composers, Mildred and Patty, gave up their rights to own the song.
D.It was gradually replaced by the addition, having a new name "Happy Birthday to You".