Use proper words, polite, always.- tone have the power and weight, high - low tones.The suit, the content, the situation, time, place, environment, and the audience, according to the space.The use of sight communication with people with the proper words or gestures (assembly).- eye contact with people properly.Is reliable.- put appropriate elegant personality trust.- speaking and posture.Is using the words vividly. Good timing. The content. There are examples of the answer the question?- a stimulant.
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