After Hearing a Lecture on Abnormal Psychology,John Became Convinced That

Multiple Choice

After hearing a lecture on abnormal psychology,John became convinced that he had a particular personality disorder.For the rest of the week,John focused on and remembered every aspect of his behaviour that was consistent with the symptom of the personality disorder he identified and he ignored all his other "normal" behaviours.John's behaviour is most relevant to which of the following concepts?

A) confirmation bias
B) divergent thinking
C) convergent thinking
D) functional fixedness