【单选题】

The nurse is caring for a neonate with congenital clubfoot. The child has a cast to correct the defect.Before discharge, what should the nurse tell the parents

A、"The cast will be removed in 6 weeks. "
B、"A、new cast is needed every 1 to 2 weeks. "
C、"A、short leg cast is applied when the baby is ready to walk. "
D、"The cast will be removed when the baby begins to crawl. "