188. Murder. Any person who of malice aforethought causes the death of another person by an unlawful act or omission commits murder. 189. Punishment of murder. Any person convicted of murder shall be sentenced to death. 190. Punishment of manslaughter. Any person who commits the felony of manslaughter is liable to imprisonment for life. 191. Malice aforethought. Malice aforethought shall be deemed to be established by evidence providing either of the following circumstances— (a) an intention to cause the death of any person, whether such person is the person actually killed or not; or (b) knowledge that the act or omission causing death will probably cause the death of some person, whether such person is the person actually killed or not, although such knowledge is accompanied by indifference whether death is caused or not, or by a wish that it may not be caused. 192. Killing on provocation. When a person who unlawfully kills another under circumstances which, but for this section, would constitute murder, does the act which causes death in the heat of passion caused by sudden provocation as defined in section 193, and before there is time for his or her passion to cool, he or she commits manslaughter only. 193. Provocation defined. (1) “Provocation” means and includes, except as stated in subsections (3) to (5), any wrongful act or insult of such a nature as to be likely— (a) when done or offered to an ordinary person; or (b) when done or offered in the presence of an ordinary person to another person—