Answer:
they either drink because they were born with FAS to be honest Alcohol has been ubiquitous since antiquity, and within living memory physicians advised women to drink moderately during pregnancy. I in 1973 that Jones and Smith published the first English-language description of fetal alcohol syndrome (FAS), a syndrome of facial growth
Step-by-step explanation
the parents that gave birth to them had to be FAS because you won't find no pregnant person drinking unless they are FAS or either there Baby daddy left them and they are stressed out i know its hard for some people but its just how they are you dont need to judge them though its not there fault its in there blood its like asking why do people do crack there baby would come out as a crack baby you still give that baby your unconditional love