Negligent homicide refers to the act of negligently depriving others of their lives due to negligence or credulity. Which of the following are typical manslaughters? ['A nurse on duty at the hospital mistakenly injected potassium chloride as a glucose injection into a patient, causing the patient to die.', 'Li accidentally injured his friend during construction. During the hospital treatment, the friend accidentally fell to the floor and died.', "The car driver's emergency braking in order to avoid the accident, causing a person in the car to hit the wall with the head, causing a concussion to death.", 'A carriage rider, who was slammed by a thunderbolt, slammed an old lady to death.']