I think that should be driving the now aged 20. Years because of the age of 18. There is still a lack of maturity. This age range is a little lack of experience hot treats himself, and sometimes abuse, such as car racing.
I think that should drive at age 20 years, age 18 because there is not enough maturity. At this age will Hotspur Little experience Lack of attention to yourself And sometimes used in the wrong way, like race cars.
I think I should drive at the age of 20 years. Because of the age 18 also mature enough. This age will be impatient with little experience, lack of attention to themselves. And sometimes may use the car in such a way that a racing.