In most states you have to be 18 to choose so it depends on where you live.
No, only if they allow her to.
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In most jurisdictions, the legal age to choose which parent to live with is typically around 12-18 years old. However, courts will consider the child's best interests when making custody decisions regardless of age. It's important to check the specific laws in your region regarding this matter.
No they can not choose until they are 18.
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no, not until legally 16 or 17.
what if 2 year old wants to be with dad instead of mom and boyfriend living together
You have to be the age of majority in your state or country, usually 18.
Yes. As long as the mother and the court agree.
6
mum:70 dad:88
Mom: Umm... ask your dad sweety