A nurse is reinforcing postpartum discharge teaching to a client who had no immunity to varicella and was given the varicella vaccine.Which of the following statements by the client indicates understanding?

I need a second vaccination at my postpartum visit.

I will need to use contraception for 3 months before considering pregnancy.

I was given the vaccine because my baby is O-positive.

I will be tested in 3 months to see if I have developed immunity.