The leadership style that matches the leader's style to the maturity of the members of the unit is the:

The situational leadership model is designed to adapt a leader's approach based on the maturity and competence of team members. This model emphasizes the importance of adjusting leadership styles according to the varying levels of readiness and ability of followers. As team members gain experience and confidence, the leader may adopt a more delegative style, allowing members to take on greater responsibility and make more decisions independently.

This versatility allows leaders to provide the appropriate amount of direction and support that each individual needs, which can significantly impact team performance and morale. The focus on matching leadership style to the unique needs of the team members fosters an environment where they can grow and develop, ultimately leading to a more effective and cohesive unit.

Other leadership models, such as autocratic, democratic, and transformational, do not emphasize the adaptability of leadership styles to the specific maturity and capability of team members in the same way. Therefore, situational leadership stands out as the correct answer in this context.