What leadership tenet calls for leaders to recognize the dynamic context of a tactical situation and apply informed judgment to achieve the commander's intent in a stressful and ambiguous environment?

The leadership tenet that addresses this aspect is "Adaptability." This principle emphasizes the importance of leaders being able to assess and respond to the ever-changing circumstances of a tactical situation. By applying informed judgment, leaders can effectively navigate stress and ambiguity to ensure that they meet the commander's intent and achieve mission objectives.