A nurse is providing teaching to a parent of a child who has HIV. Which of the following statements by the parent indicates an understanding of the teaching?

"The risk of transmission decreases once my child is on zidovudine for 2 weeks."

"My child will need to repeat his childhood immunizations once he is in remission."

"I will ensure that my child is tested for tuberculosis every year."

"My child will need to double his medications for the next 6 months."