单项选择题
Shaking Hands Manners If you thought handshakes were just a gesture of greeting，then think again！Ahandshake is not only a way of greeting；it can also show your personality.Since we all wantto set a good first impression，it is important to know the right manners for shaking hands.
Stand up and maintain eye contact while shaking hands.If you are seated when someone comes for a handshake，stand up and shake his or her hand.It is impolite to be still seated.Keep right distance between the two of you；not too close，but enough distance toshake your hands well.Keeping eye contact makes the other person feel welcome andcomfortable.
Keep a handshake brief and firm.You Iet go of each other's hand after 2-3 seconds.Make sure your handshake ends before your conversation does.One's handshakeshould show a feeling of strength and warmth.The hand should be firm and not lifeless like seaweed.Then，how firm should a handshake be？Just grasp the person's hand completelyand do not press it too hard.
A.As long as the conversation lasts.
B.5 minutes.
C.2-3 seconds.