Which evaluation criterion is necessary for confirming whether a task has been performed correctly?

The correct choice is the Measure of Performance. This criterion focuses specifically on assessing how well actions have been executed, providing critical data about whether tasks were carried out in accordance with the established standards and procedures. By analyzing the Measure of Performance, leaders can determine if the task was performed correctly, ensuring that the intended results align with the actual outcomes.

In the broader context of decision-making and performance assessment within the military, the Measure of Performance helps guide future actions, training needs, and resource allocation by identifying successes or areas needing improvement. This makes it an essential tool for evaluating effectiveness in operational environments.

Other evaluation criteria, while useful for measuring different aspects, do not directly confirm the execution correctness of the task. For instance, a Measure of Effectiveness evaluates whether the overall goals are being achieved, while a Measure of Accomplishment might refer to completion of tasks without detailing the execution quality. A Measure of Execution is more process-oriented, focusing on the overall conduct of operations rather than the specific performance metrics tied to task correctness.