A client is discharged to a long-term care facility with an indwelling urinary catheter. Which nursing action should be included in the plan of care to reduce the client's risk for infection related to the catheter?

A. The drainage bag should be kept below bladder level to prevent backflow of urine and infection. B. Routine flushing is not recommended as it can introduce pathogens and cause trauma. C. Administering antipyretics treats fever symptomatically but does not prevent infection. D. Encouraging increased oral fluids helps maintain urine flow and flush bacteria from the urinary tract, reducing infection risk.