What is the difference between a leader and a manager?

There will be 5 discussion board activities completed 1 paragraph post in response to a guiding question .
First question
DB: Agree or disagree, support your stance: Self-concept is a greater predictor of satisfaction later in life than actual achievement. 1 paragrah
second question
DB: The text proposes six conditions for reducing prejudice. How can you work within yourself and with others to strengthen cooperation and interdependence among diverse groups of people? 1 paragraph
thrid question
DB: Choose one: 1) What is the difference between a leader and a manager? or 2) Think of a great leader that you know (either personally, tangentially, or have learned about). What made him or her great? 1 paragraph
fourth question
DB: What can you do to promote prosocial behavior? to reduce aggression? Name at least one thing that you WILL do this weekend for each. 1 paragraph
fifth question
DB: Discuss a key take-away that you have from this course. What is a lingering social psych question that you will continue to investigate beyond this course 1 paragaph