In the US, a 17 year old can live anywhere his/her parents allow him/her to live.
A person can like a 17 year old. You cannot help who you like.
If a 17 year old wants to move in with an 18 year old then the person who is 17 needs to ask their parents to move in with this friend scince the 17 year old is not an official adult
It depends what you do in the relationship and where you live
With parental consent yes.
if the person is sweet.
yes she can.
you would have to get parents ok to live with him
Yes they can.
If the legal age where you live is 16 or 17 yes. Not otherwise.
Yes with parental consent.
They are both over the age of consent, so it is legal for them to have sexual contact. However, the 17 year old can only live their if their parents have consented to it.