Which of the following has the MOST direct impact on the usability of an organization's asset classification program?

A. The granularity of classifications in the hierarchy B. The frequency of updates to the organizations risk register C. The business objectives of the organization D. The support of senior management for the classification scheme

Correct Answer: A??? or C????? or D???????

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Note

The official answer is "A. The granularity of classifications in the hierarchy" (but it could also be wrong because it is not certified by ISACA) Other experts claim that the correct answer is: "C. The business objectives of the organization" Other experts claim that the correct answer is: "D. The support of senior management for the classification scheme"

Your expert opinion (and explanation) is strongly requested. Many thanks in advance.

Many thanks!