In a fall while riding a two-wheeled vehicle, the helmet...

A)protects against joint impacts.
B)reduces lumbar injuries.
C)prevents abrasion of the face and head when sliding along the road surface.Correct
Head injuries are the leading cause of death in accidents involving two-wheeled vehicles. Wearing a helmet reduces the likelihood of suffering fatal injuries by 30% and increases the likelihood of suffering no injury at all by 20%.