Final answer:
The leadership approach described is laissez-faire, which allows group members to self-manage and make their own decisions.
Step-by-step explanation:
The leadership approach described in the question is laissez-faire. Laissez-faire leaders are hands-off and allow group members to self-manage and make their own decisions. This style can work well with highly motivated and mature participants who have clear goals and guidelines, but it risks group dissolution and a lack of progress.