In Summarizing the Research Related to Prenatal Stress and the Fetus

In summarizing the research related to prenatal stress and the fetus, which comment should Sandra 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) Excessive stress has little impact on the fetus.
D) Intense stress during the third trimester is worst for the baby.