Alfred Adler's Individual Psychology Focuses On

Alfred Adler's individual psychology focuses on:  

A) the role of collective unconscious and archetypes in the formation of personality. 
B) the role of feelings of inferiority and the creative self in the formation of personality. 
C) personality characteristics that were generally presumed to be embedded in the nervous system. 
D) learning by observation and on the cognitive processes that underlie personal differences.