Which of the following statements is INCORRECT？A．The Reno collision caused six deaths and

Which of the following statements is INCORRECT？

A．The Reno collision caused six deaths and 20 people injured.

B．The tractor-trailer driver was responsible for the accident.

C．Collisions on and around railroad tracks were not rare.

D．Since the Reno crash, there have been six such collisions in the US.

请帮忙给出正确答案和分析，谢谢！