To label young children is absurd. As to every creature that walks the planet, adulthood comes at different times, along with mental maturing and stability. A more helpful way to treat this issue is giving the child more time to adapt to others ways instead of labeling as a disorder.
Answer: (C) <em>The mother has moved to the United States from China and wants to preserve the Chinese family structure, but the daughter wants independence like a US teenager.</em>