| Custom security-based benchmarks reflect the managers investment universe, weighted to reflect a particular approach. Which of the following is NOT an advantage of this type of benchmark?  | | A) | It meets all the required benchmark properties and all of the benchmark validity criteria. | 
 |  | | B) | It is cheap to construct and easy to maintain. | 
 |  | | C) | Allows continual monitoring of the investment process. | 
 |  | | D) | Allows fund sponsors to effectively allocate risk across investment management teams. | 
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 Answer and Explanation
 
 A major disadvantage of custom security-based benchmarks is that they can be expensive to construct and maintain. All of the other statements are regarded to be advantages of using custom security-based benchmarks.  |