Which of the following internal control attributes should internal auditors consider testing during a review...

When reviewing the board of directors, internal auditors should consider testing the presence of an independent critical mass. This refers to the existence of a sufficient number of independent directors who can provide unbiased judgment and oversight. Independence is a cornerstone of effective governance, ensuring that decisions are made in the best interest of the organization without undue influence from management. This attribute is crucial for maintaining the integrity and objectivity of the board's decisions and actions.

IIA's Practice Guide on Assessing Organizational Governance.