The Nurse Is Reviewing Charts in an Obstetric Office

The nurse is reviewing charts in an obstetric office.Which of the following findings would indicate a need for follow-up?

A) African American primigravida at 16 weeks gestation, AFP = 59 ng/mL
B) Thirty-three-year-old white female, 18 weeks gestation, AFP = 52 ng/dL
C) Nineteen-year-old Hispanic woman with elevated AFP at 18 weeks gestation, repeat test at 19 weeks = 98 ng/dL
D) Primigravida of Asian descent at 18 weeks gestation, AFP = 60 ng/mL