Answer:
Active exclusion
Explanation:
Active exclusion
Active exclusion is refer to that social exclusion that is deliberately done for avoiding or excluding someone or any member. There are broadly two type of social exclusion, passive and active exclusion. The difference between these two is based on intention. Active is intentionally exclusion and Passive is unintentional.
In the given case Sarah has decided not to go in reading group meeting because she want to exclude herself due to her classmate Jessica from the meeting.
