An 18-year old female is pregnant and is seeing a Genetic Counselor due to an abnormal maternal serum screen. Which of the following statements is correct about her age-related risk?
a) Her baby is not at risk for having Down syndrome
b) Her baby has a less than 1/250 risk of having Down syndrome
c) The abnormal newborn screen indicates that the baby has Down syndrome
d) Her age-related risk is unknown