Please choose the correct ending to complete the given sentence: Health: [header] How to care for a child with diarrhea [title] Check for symptoms of viral infection. [step] There are many causes for diarrhea in children, but the main cause is often a viral infection, such as rotavirus. Viral infections are often accompanied by many other symptoms including headache, stomachache, vomiting, and fever.

Ending1: If you notice any of these symptoms, contact a doctor immediately. [title] Avoid putting wet diapers on a small child. Ending2: Even infants can have nausea and vomiting after giving birth due to their diarrhea. [substeps] Internal malabsorption of fluid into the colon will result in a stage where the immune system shuts down. Ending3: [substeps] Diarrhea, especially caused by viral infection, often lasts between five and fourteen days. Check your child's temperature with a medical thermometer to see if they have a raised body temperature, which is often another sign of viral infection. Ending4: [title] Monitor the diarrhea and vomiting to check for symptoms. [step] Your child should also be monitored to ensure that they are behaving properly.

Answer format: ending1/ending2/ending3/ending4