When does a baby become alive?
Answer: conception.
When is a fetus considered alive?
Answer: also conception.
Is a clump of cells dividing alive?
Answer: typically.
Is that a human?
Answer: in this particular case, totally.
What if the mother has a miscarriage and abortion is needed to keep the baby alive?
Answer: if the mother has a miscarriage, the baby died of natural causes.
What if a mother can't financially support a child?
Answer: then it is our duty to either help with finances or other needs, or direct mothers to pregnancy resource centers who help mothers long after the child is born. There are many PRCs that need your help.
It's not your choice, it's the mother's!
Response: well, then I guess I can't stop a psychotic woman from getting her baby killed, but I would never recommend it.