... drive a car when you were fifteen? 1. Head you to 2. Could you 3. Were you able to 4. Did you have
2. Could you .. drive a car when you were fifteen?
Я думаю , що Were you able to
Я думаю, Were you able to drive... (ты был способен водить машину,когда тебе было 15?) able to используется при конкретной ситуации как в нашем случае(когда тебе было 15)