Davetta is very organized and self-disciplined. She conforms easily to standards set for her performance at work. She is high on which of the Big Five traits?

conscientiousness

Explanation:

Conscientiousness: In psychology, the term "conscientiousness" is considered as one of the different personality traits of the Big-Five model that generally involves four other personality traits including agreeableness, extraversion, neuroticism, and openness to experience.

A person who is high on conscientiousness are organized, goal-oriented, responsible, hard-working, and follow rules & norms.

In the question above, Davetta is high on the "conscientiousness" trait of Big-Five.