A nurse is reinforcing teaching with the guardian of a preschooler who has varicella and is hospitalized. Which of the following statements by the guardian indicates an understanding of the teaching?

"I should expect my child to remain on bedrest for 3 days."

"I will wait to bathe my child once the crusts have fallen off the lesions."

"I need to wear a mask when visiting my child, even though I have had chicken pox."

"I can take my child to the playroom after all the lesions have crusted."