Situation Amy and Keith,both in Their Mid-Twenties,have Decided to Have a a Baby.Both

Multiple Choice

Situation
Amy and Keith,both in their mid-twenties,have decided to have a baby.Both are in good health and are physically active,although Keith is a smoker.Amy maintains her weight at about 125 pounds.While they know that parenting is a big responsibility,they are excited about the idea of becoming parents.The one thing that they are concerned about is the history of genetic illnesses that exists in each of their families.After 6 months of not being successful in conceiving,Amy is concerned that she may be infertile.She wants to see a fertility specialist.
-Because of Amy's and Keith's concerns about genetic illnesses,they make plans to have

A) a sonogram at about 16 weeks' gestation.
B) a triple marker screening prior to 12 weeks' gestation.
C) chorionic villi sampling at about 10 weeks' gestation.
D) an amniocentesis at about 10 weeks' gestation.