Explain role ambiguity in terms of supportive leader behavior. Solution Role ambiguity is the lack of clarity about expected behavior from a position Supportive leaders provide emotional support to employees, threat employees well and care about them. Role ambiguity in terms of supportive leader behavior is when the leader does not know how to provide such emotional support to his team members, he does not know how to support them when they are under stress or when they are unpleasent with their jobs..