When a passenger asks about the environmental impact fee refund during a ticket refund process， you should：

When a passenger asks about the environmental impact fee refund during a ticket refund process， you should：
A.What environmental impact fee？ There's no such thing.
B.Let me check if the environmental impact fee is refundable according to the
airline's policy and the nature of your refund request.
C.You never paid an environmental impact fee.
D.It's non - refundable， end of story.
正确答案：B
试题解析：在退票过程中，当乘客询问环境影响费的退款问题时，工作人员不能直接否认或肯定其可退性。