The Nurse Is Explaining to a Patient the Procedure to Alleviate

The nurse is explaining to a patient the procedure to alleviate pressure on a casted extremity. How should the nurse explain the procedure?

A) "This procedure is called bivalving. The doctor will use a cast saw to split the cast down both sides to relieve pressure on your leg."
B) "This procedure is called an external fixation and will help the bone heal."
C) "This procedure is called an open reduction with internal fixation to help the bone fuse together."
D) "This procedure will help heal your leg faster so that the cast can come off sooner."