Question 4 A correlation of r = .79 is found between the number of burglaries and the number of police employed by a city. Which of the following is true? a. Burglaries must be the cause of more police. b. There is a pretty strong positive linear relationship between number of burglaries and number of police. c. Population size of the city is a possible lurking variable that is “behind” this relationship. Both (B) and (C) are true. d. None of the above.