The advent of cars has changed the face of modern life: it has changed where we live, our buying habits, how we work, etc. As cars become more common, they have become an integral part of society, culture and ecology. But the data from the World Health Organization It shows that there are about 1.25 million deaths caused by car accidents each year. Among them, half of the deaths are caused by collisions between vehicles and passers-by, bicycles, and motorcycles. Car accidents have become the culprits of deaths among people aged 15-29. The emergence of autonomous vehicles will tend to change this phenomenon. If the following items come true, what will most doubt the above conclusions? ['An automatic teacher vehicle has been killed in a collision.', 'The control system of autonomous vehicles needs to be further improved.', 'The occurrence of a car accident has nothing to do with the personal quality of the general public.', 'Commercial penetration of autonomous vehicles is still low.']