A parent brings their 2-month-old infant to the clinic to receive the recommended primary vaccines. Which instruction should the nurse provide the parent about care of the infant after the injections?

A. Children's aspirin should not be given to infants due to the risk of Reye's syndrome; acetaminophen is often recommended instead for fever and discomfort. B. It is generally unnecessary to keep the infant home from daycare after vaccinations unless there are specific reactions or illness. C. Applying a cool pack to the injection site can help alleviate discomfort and swelling associated with the injections. D. A mild fever is a common and expected response to vaccinations, but only a significant or persistent fever should be reported.