You can file a petition for guardianship with the court and given her age the court would normally take her wants into consideration, among other things. Practically speaking, since this would appear to be a contested matter, I might just wait it out as she is almost an adult and will soon be able to make her own decisions without a guardian assuming she is not mentally incompetent.
If a landlord evicts a tenant for complaining about the condition of the rental unit to the landlord, or to an appropriate public agency after giving the landlord notice, this is known as retaliatory eviction. However; in your case, you say your lease was up. A landlord would not normally be under any contractual duty to extend a lease beyond its termination date unless tenant and landlord have contracted for terms specifying that. Landlord - tenant laws differ by state. These answers are for...