The means used to motivate others and achieve one's goals plays a key role in distinguishing between: Group of answer choices silent leaders and visible leaders. effective leaders and ethical leaders. informal leaders and formal leaders. silent leaders and ethical leaders.

Effective leaders and ethical leaders.

Explanation:

The means which one uses to motivate others and achieve one's goals plays a key role in distinguishing between effective leaders and ethical leaders.

Ethical leaders main focus is on imparting morally acceptable values to his members and ensure they live by it. An ethical leader makes for moral staff than focus on motivating others.

On the other hand and effective leader is all encompassing, he incorporates leadership principles that motivates people and make them put in their best in order to achieve his his goals. The effective leader does anything that will make the people feel motivated and bring put the best in them.

i would say b. research typically uses a variety of sources