Diana had been approached by her manager several times recently because co-workers had complained that she was abrasive and was constantly pointing out work flaws made by a member of the team in team meetings. which type of training might be useful in this case?

Civility

Explanation:

Civility more often than not is shown through habits, graciousness, amenability, and a general familiarity with the concerns, rights, wishes and sentiments of others.

Civility in the work environment helps in keeping a proper check on the order, which prompts expand efficiency and an increasingly agreeable condition in the overall work environment.