When a passenger wants to book a ticket for a flight that has a special promotion， you should：

When a passenger wants to book a ticket for a flight that has a special promotion， you should：
A.Hide the promotion details.
B.Explain the terms and conditions of the promotion， such as blackout dates， fare restrictions， and how to qualify.
C.Apply the promotion without explanation.
D.Charge more than the promotional fare.
正确答案：B
试题解析：当乘客预订有特殊促销活动的航班机票时，客服人员应向乘客解释促销活动的条款和条件，如限制出行日期、票价限制以及符合优惠的条件等，让乘客清楚了解相关信息。