I. A person is guilty of manslaughter when he causes the death of another: (a) Under the influence of extreme mental or emotional disturbance caused by extreme provocation but which would otherwise constitute murder; or (b) Recklessly. II. Manslaughter shall be punishable by imprisonment for a term of not more than 30 years. III. In addition to any other penalty imposed, if the death of another person resulted from the driving of a motor vehicle, the court may revoke the license or driving privilege of the convicted person indefinitely.