Ronald is a senior executive at Brown Inc. He is well-mannered and has the ability to cooperate with all his colleagues. When employees have work-related or personal issues, they approach him for support because they trust him. Which of the following personality traits does Ronald most likely possess that enables him to be so approachable? Group of answer choices A. Agreeableness. B. Introversion. C. Self-serving bias. D. Locus of control. E. Extraversion