Which of the Following Statements Would You Consider to Be

Which of the following statements would you consider to be a good example of negative correlation?

A) The rate of uptake of measles vaccination increasing with a corresponding increase in reported incidence of measles cases
B) The rate of measles incidence increasing with a decreasing uptake of measles vaccination
C) The incidence of measles illness decreasing with the rising numbers of measles immunization uptake
D) None of the above