Answer: Extraversion-Intraversion
Explanation: 1-The first pair of preference of the Myers-Briggs type indicator (MBTI) is the Extraversion-Intraversion which basically explains attitudes towards people place their energy and attention.
2-Extroverted people or "Extroverts" focus their energy and attention towards other people, social events. They are usually perceived as a "People person". They tend to be very talkative, social and outgoing.
3-Introverted people or "Introverts" focus their energy and attention on their inner world (Thoughts and ideas). They are usually seen as reserved, thoughtful and reflective.