__________ ensures judging the accuracy of the standards.

Option 1 -> Directing involves guiding, instructing, and supervising employees to perform their tasks effectively, not evaluating standards.

Option 2 -> Organising focuses on arranging resources, defining roles, and establishing relationships to achieve organizational goals, not judging standards.

Option 3 -> Planning involves setting objectives and determining future courses of action, including establishing standards, but not evaluating their accuracy.

Option 4 -> Controlling involves measuring actual performance against predetermined standards, identifying deviations, and assessing whether the standards themselves are accurate and realistic.

Hence, Option 4: Controlling -> Controlling is the management function that compares actual performance with established standards and evaluates whether those standards are appropriate and accurate. It includes monitoring, measuring, and taking corrective action, which requires judging if the standards set are realistic and effective. -> correct