A nurse is attending a continuing education course about communicable diseases. The nurse should identify that varicella has which of the following incubation periods?

A. 2 to 3 weeks: The incubation period for varicella is typically 10 to 21 days, or 2 to 3 weeks. B. 7 to 10 days: This is shorter than the actual incubation period for varicella. C. 3 to 4 weeks: This exceeds the typical maximum incubation period of 21 days. D. 2 to 5 days: This is significantly shorter than the typical incubation period for varicella.