In Summarizing the Research Related to Prenatal Stress and the Fetus,which

In summarizing the research related to prenatal stress and the fetus,which is NOT a comment Sandra should make?

A) Maternal stress always has a marked negative impact on the developing child.
B) Excessive stress may raise the risk of premature labor.
C) The way women cope with stress may be important.
D) Intense stress immediately before conception can have an impact on the developing child.