题目8单选题
When introducing the other person, which of the following is not proper according to the etiquette rules? ( )A. When you introduce the elder person to the younger one, you should introduce the younger one and then the elderB. When you introduce the lady to the gentleman, you should introduce the gentleman first and then the ladyC. When you introduce the married person to the unmarried one, you should introduce the married one first and then the unmarriedD. When you introduce the guest to the host, you should introduce the host and then the guest