Amniocentesis discloses in fetus

Amniocentesis discloses in fetus. A woman is carrying fraternal (dizygotic) twins; amniocentesis discloses one of the fetuses to be homozygous for a lethal gene that will kill the child sometime between the ages of 5 and 10 after intense physical suffering. Assume the other fetus is normal. Assuming that abortion generally cannot be selective in aborting only the defective fetus, what option would you accept if a. The woman is unknown to you b. The woman is your sister c. The woman is you or your spouse