Effective business messages are（）
A. Entertaining, blunt, direct, opinionated, and persuasive
B. Practical, objective, concise, clear, and persuasive
C. Personal, clear, short, catchy, and challenging
Detailed, long, important, offical and persuasive
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Which of the following belong to nonverbal communication（）
A. Facial expressions
B. Gestures and posture
C. Vocal characteristics
D. Time and space
Which of the following is true about nonverbal signals（）
A. They can strengthen a spoken message
B. They can weaken a spoken message
C. They can replace spoken messages
D. All of the above are true
Teams can achieve a higher level of performance than individuals alone because（）
A. They combine the intelligence and energy of multiple individuals
B. Motivation and creativity flourish in team settings
C. They involve more input and a greater diversity of views, which tends to result in better decisions
D. They do all of the above
Which of the following shows goodwills（）
A. Show your concern and respect for others
B. Treat things objectively without bias
C. Appreciate your team members
D. All of above
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