Oscar is very outgoing and tens to talk more than others during group discussions. He enjoys working in the group and encourages others to get involved. Which Myers-Briggs personality trait best describes Oscar

extrovert.

Explanation:

Carl Jung explained the personality traits of extrovert to be energetic, enthusiastic, outgoing, friendly, talkative, etc. The people who draw energy when surrounded by people. On the other hand, people who like to be alone and they might socialize for some time but they need reserved time to draw their energy. Myers-Briggs has defined 16 personality types and extrovert is one of them.

As per the question, the personality traits of Oscar reflects Extroversion.