Which of the Following Statements Concerning the Impact of a Mother's

Which of the following statements concerning the impact of a mother's psychological condition on her developing fetus is true?

A) Unwanted babies weighed more than babies in a control group.
B) Stress during pregnancy is associated with low birth weight babies.
C) There is no evidence that a mother's well-being and stress levels impact her developing fetus.
D) A pregnant woman under stress secretes hormones that interfere with newborns' ability to recognize their mothers' voices.