The crimes of  traffic accidents refers to the act of violating the laws and regulations on highway and waterway traffic and transportation, resulting in a major accident, causing serious injury, death or heavy losses to public and private property.
According to the definition, which of the followings belongs to crimes of traffic accident?
A motorcycle traveling from north to south knocked a middle-aged woman riding a bicycle to the ground, resulting in massive bleeding in her head. The car quickly fled the scene to the east regardless of the wounded who were lying on the ground moaning