Answer:
Introversion
Step-by-step explanation:
Introversion, in psychology, is determined as one of the different personality traits that are being distinguished as an individual's focus on his or her internal feelings instead of focusing on some external source of 'stimulation'. Generally, extroverts and introverts are considered as people with extreme ends but in reality, most of the people lie in-between.
The term introversion was proposed by a psychologist named Carl Jung. The main cause of being introvert or introversion is that it is being genetically inherited and some of the environmental factors are also responsible.
As per the question, Jonathan describes introversion personality trait.