What Is the Main Reason That the Raw Numbers of Cases

What is the main reason that the raw numbers of cases should be reported along with the percentages?

A) Percentages are different for different numbers of cases.
B) The number of underlying cases is associated with the resulting percentages.
C) Percentages may be misleading if the associated number of cases is small.
D) The number of associated cases can be more or less statistically significant.