Answer:1.Leadership has been defined asD) the ability to influence a group toward the achievement of a vision or set of goals
2.Nonsanctioned leadership is as important as formal influence.
3.E) the match between the leader's style and the degree to which the situation gives the leader control
4.E) emotional stability
5.B) empathy
6.B) differences between an effective and an ineffective leader
Explanation: a leadership goal is to lead a group towards achieving a set vision of whatever project they may be working on hence it is important that a leader is able to handle their own emotions , be emotional stable because they are dealing with different types of people. They don't have to harsh they still have to show empathy towards what the team may be going through due to the amount of work they are doing. All of these theories gives us what set apart an effective to a non effective leader which makes a leader choose which path they want to take.