Tom had a heart ailment so serious that his doctors had concluded that only a heart transplant could save his life. They therefore arranged to have him flown to Big City to have the operation performed. Dan, Tom's nephew, who stood to inherit from him, poisoned him. The poison produced a reaction which required postponing the journey. The plane on which Tom was to have flown crashed, and all aboard were killed. By the following day, Tom's heart was so weakened by the effects of the poison that he suffered a heart attack and died. If charged with criminal homicide, Dan should be found
guilty. not guilty, because his act did not hasten the deceased's death, but instead prolonged it by one day.  not guilty, because the deceased was already suffering from a fatal illness.  not guilty, because the poison was not the sole cause of deat