In a Client Diagnosed with Large Bowel Obstruction, an Abdominal

In a client diagnosed with large bowel obstruction, an abdominal x-ray is performed, which shows the presence of free air under the diaphragm. After the diagnosis, the nurse initiates prophylactic antibiotic therapy and fluid replacement therapy per the prescriptions of the health-care provider. Which outcome in the client indicates the effectiveness of the therapy?

A) The client has normal levels of serum amylase.
B) The client has a normal count of red blood cells.
C) The client no longer experiences abdominal cramps.
D) The client no longer experiences chronic diarrhea.