A41-year-old woman has made the recent decision to start a family and iseager to undergo testing to mitigate the possibility of having a child with down syndrome. which of the following tests is most likely to provide the data the woman seeks?

a. genetic testing of the woman
b. genetic testing of the woman and the father
c. prenatal blood tests
d. ultrasonography

Prenatal blood tests

Explanation:

There is a more chance of occurrence of down syndrome in baby of the mother who are more than 35 years of age.

The prenatal blood tests of the child will led to the confirmation whether the child is suffering or not.

Before the prenatal blood tests there is no way for this confirmation. The tests of mother and father can only be used to find the chances of the baby suffering from down syndrome.

the answer is c) an oak tree