The parents of a child with sickle cell anemia do not have the disease and are inquiring about the risk of sickle cell disease in future offspring. The nurse practitioner should explain that with each future pregnancy, there is a:

25% chance of the child having the sickle cell trait.

25% chance of the child having sickle cell anemia.

50% chance of the child not having sickle cell disease or the trait for the disease.

50% chance of the child having sickle cell anemia.