A person who seems to thrive on changes in his or her work, lifestyle, and relationships would most likely be rated high on the personality dimension called: 1. sociability. 2. openness. 3. neuroticism. 4. extroversion.

2. Openness

Explanation: Individual's who are welcoming, unrestricted and often adapt readily to changing climes could be said to exhibit openness. Individual's who exhibit high level of this personality traits are often dynamic in behavior and adaptability, usually unaffected by changes in idea, work, lifestyle, rules as they often seem to entertain challenges and seek to live on experiences. Openness is one of the core five factor model of personality that drives human behavior.

answer; becoming friends with her roommate and joining the debate team; sarah's making friends with her roommate and joining the debate team are examples of relational needs