The nurse is assessing a client who reports falling 2 days ago and has a history of gouty arthritis that is controlled with allopurinol. The client reports the left knee is swollen and extremely painful to touch. Which instruction should the nurse include in the discharge teaching?

A. Substituting natural fruit juices for carbonated drinks can help reduce the intake of purines and decrease the risk of gout attacks. Carbonated drinks can contribute to dehydration and worsen gout.B. High protein foods can increase uric acid levels and exacerbate gout, so this is not a recommended dietary practice for managing gout.C. Reporting right upper quadrant discomfort is important for liver function monitoring but not directly related to the management of gout symptoms.D. Using an electric heating pad might provide temporary relief but does not address the underlying issue of uric acid levels or dietary management.