The correct answer would be, Obsessive-Compulsive Personality Disorder.
Leonard is known to be rigid, inflexible and stubborn and he never compromises. Obsessive-Compulsive Personality Disorder accounts for Leonard's Personality.
Explanation:
Obsessive-Compulsive Personality Disorder or OCPD is a personality disorder. A person having this disorder is extremely perfectionist, makes things happen in order and is obsessive about neatness.
People who are having this OCPD disorder tries to impose their own standard to the outside environment. They feel a severe need to do this practice. They feel extreme problem in expressing their feelings.
So Leonard is rigid, inflexible, stubborn and he never compromises. He is perfectionist, and delivers his best always. This shows that he has Obsessive-Compulsive Personality Disorder.
Learn more about Obsessive-Compulsive Personality Disorder at:
https://brainly.com/question/11517576
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