Final answer:
The term for a cancer registry list organized by order of entry is a Sequential Case Index.
Step-by-step explanation:
The term for a list of cases in a cancer registry that is arranged in the order in which the cases were entered is a Sequential Case Index (option C). This type of organization allows researchers and medical professionals to easily locate and reference the cases by the order of entry, which can be useful for tracking incidence rates and patterns over time.