Which of the Questions About Livor Mortis Is least Accurate

Which of the questions about livor mortis is least accurate?

A) When considered with other factors it may help estimate the time of death.
B) May indicate whether the body has been moved after death.
C) It alone will positively determine the time of death.
D) The actual coloration of the skin may indicate the cause of death as in the case of carbon monoxide poisoning, certain forms of cyanide poisoning, or extreme cold when the color of the lividity is not purplish but cherry red.