Melissa Wants to Have a Baby but She Is Worried

Melissa wants to have a baby but she is worried about catching rubella since she was never vaccinated as a child. What should Melissa do?

A) She should not have any children.
B) She should be vaccinated at least two years before becoming pregnant.
C) She should be vaccinated while she is pregnant.
D) She should be vaccinated at least three months before pregnancy.
E) The baby should be vaccinated immediately after birth.