A newborn infant diagnosed with developmental dysplasia of the hip must wear a Pavlik harness 23 hours a day. Which behavior by the mother best indicates that discharge teaching was effective?

The mother reports that she has no questions about the care of the harness.

The nurse observes the mother removing and replacing the Pavlike harness.

The nurse demonstrates removing the harness and the mother watches closely.

The mother describes problems that may occur while using the harness.