When there is a very low number of T cells in the blood.
Hearing
listening
comprehension
rebuttal
And repeat
Consuming alcohol while pregnant can cause all of these.
Drinking alcohol when pregnant can certainly cause an unborn to develop fetal alcohol syndrome (disabilities), have a low birth weight (weighs less than 5 pounds), and have a miscarriage (unborn dies in womb).
All of the above is the answer for this question