Which Statement by the Patient Indicates a Good Understanding of the Nurse's

Which statement by the patient indicates a good understanding of the nurse's teaching about a new short-arm synthetic cast?

A) "I can get the cast wet as long as I dry it right away with a hair dryer."
B) "I should avoid moving my fingers and elbow until the cast is removed."
C) "I will apply an ice pack to the cast over the fracture site off and on for 24 hours."
D) "I can use a cotton-tipped applicator to rub lotion on any dry areas under the cast."