yes a 19 year old can move out of her parents house with her children
No.
No you have to be 18.
Not unless his parents give her custody.
yes you can
No she can not.
no
Yes
No she can not.
Not legally.
nope
An 18 year old can indeed move out of their parents house even if they are in high school and their parents would resist. This 18 year old is legally an adult.