According to Situational and Contingency Theory,which of the Following Is

According to situational and contingency theory,which of the following is true?

A) The theory challenges the concept that one leadership style is always best.
B) The theory supports employee feelings, morale, and feedback during the change process.
C) Motivation through inspiration and recognition is the focus for transforming employee behavior.
D) A leader is someone who possesses great intelligence and decision-making authority.