Answer: The correct answer is D- to emphasize that each member of the Li family discovers how to fit in.
Explanation: At first, Mrs. Lin will not allow her daughter to wear jeans, making her wear a skirt. Eventually Mom bought her jeans, her brother made the baseball team, her Mom discovered rummage sales, and her father started taking driving lessons as the family had no car-all signs that the Lin family are discovering the American way of life and adapting.