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Kate and Jon are delighted at the grown - up behavior of their four year olds , and give them each a thumbs up , and a " good job ! " The children climb into the van , Cara and Mady strap themselves in , and Kate and Jon each take three to strap in . Once all the children are safely in the van , Kate climbs into the passenger seat , and Jon climbs into the driver 's seat . The van seems so much cleaner and smells so much better now that the potties have all been removed . Kate puts on a CD of kid 's songs , and the whole family begins to sing along .

How do they feel about their kid 's behaviors ?
Select from the following. A. They were angry at them .. B. None of the above choices .. C. They were proud of them .. D. They were annoyed at them ..
C.