Whose Behavior Would Have the Greatest NEGATIVE Impact on a Baby's

Whose behavior would have the greatest NEGATIVE impact on a baby's brain development?

A) A mother who consumes one bottle of beer a day most days during the infant's embryonic period
B) A mother who consumes five bottles of beer a day,several days a week during the infant's embryonic period
C) A mother who consumes one bottle of beer a day most days during her seventh month of pregnancy
D) A mother who consumes five bottles of beer a day,several days a week during her seventh month of pregnancy