The patient asks the nurse why she needs to have surgery for a femoral, strangulated hernia. What is the best explanation the nurse can give the patient?

A、a. “The surgery will relieve your constipation.”;

B、b. “The abnormal hernia must be replaced into the abdomen.”;

C、c. “The surgery is needed to allow intestinal flow and prevent necrosis.”;

D、d. “The hernia is because the umbilical opening did not close after birth as it should have.”