Which of the Following Is True About Effective Leadership

Which of the following is true about effective leadership?

A) Leadership traits cannot be learned from a book.Real life experiences are the best way to learn to become a good leader.
B) Nurses can learn to become good leaders by acting as a good leader and by reflecting on leadership qualities they have and those they can improve upon.
C) Focus on leadership activities required for the day.
D) Take advantage of every opportunity to be a leader, creating those opportunities as often as possible, but only after gaining experience as a nurse.