Sentence 1: Lana wanted more freedom. 
 Sentence 3: Her parents were scared something might happen 
 Sentence 4:  Finally they conceded to Lana that she was old enough 
 Sentence 5:  Lana was allowed to walk to school if she carried her phone 
 Option 1: She told her parents that she wanted to walk to school by herself. 
 Option 2: She asked her parents to drop her off at the front of the school instead of the dropoff line.