Sentence 1: Tina just turned sixteen. 
 Sentence 3: Tina's mother decided to buy her a car 
 Sentence 4:  Tina got behind the wheel of the car and drove fast 
 Sentence 5:  Tina got in an accident and now the car is ruined! 
 Option 1: Tina bought herself a car. 
 Option 2: Tina really wanted a car.