(D) The new medication has various other side effects, but none as serious as that of exacerbating heart disease.
(E) The new medication will displace all migrame medicztions currently being used.
4. The highest-ranking detectives in the city’s police department are also the most adept at solving crimes. Yet in each of the past ten years. the average success rate for the city’s highest-ranking detectives in solving crimnal cases has been no higher than the average success rate for its lowest-ranking detectives.
Which one of the follwing, if true, most helps to resolve the apparent paradox?
(A) The detectives who have the highest success rate in solving criminal cases are those who have worked as detectives the longest.
(B) It generally takes at least ten years for a detective to rise from the lowest to the highest ranks of the city’s detective force.
(C) Those detectives in the police department who are the most adept at solving criminal cases are also those most likely to remain in the police department.