"""i am the greatest! "" a famous boxer declared loudly and often. had he in fact acted throughout his adult life as though he were the greatest, the most appropriate diagnosis would be:

I believe the correct answer is: narcissistic personality disorder.

     Narcissistic personality disorder (NPD) is a personality disorder characterized with a long-term pattern of abnormal behavior of certain individuals. Individuals diagnosed with this disorder express exaggerated feelings of self-importance, an excessive need for admiration, and lack of empathy.

     As famous boxer declared loudly and often that he is “the greatest” and had, in fact, acted throughout his adult life as though he were the greatest, the most appropriate diagnosis would be narcissistic personality disorder (NPD).

answer; /// i do believe the correct answer is ( a

answer; biological;