During His Four Years as a Psychology Major,Kolby Has Become

During his four years as a psychology major,Kolby has become more acutely aware of his own emotions and motives.He has developed the ability to evaluate his thinking process and can now more readily accept feedback from his professors.According to the Guidelines for the Undergraduate Psychology Major,Kolby is demonstrating which competency?

A) personal development
B) application of psychology
C) values in psychology
D) critical thinking skills in psychology