If a passenger wants to check in a pet， you should：

If a passenger wants to check in a pet， you should：
A.Pets are not allowed on flights.
B.Explain the airline's pet - travel policy， including requirements for health certificates， carriers， and any associated fees.
C.Just let them check in the pet without any questions.
D.Charge an exorbitant fee without explanation.
正确答案：B
试题解析：当乘客想托运宠物时，工作人员应详细解释航空公司关于宠物运输的政策，包括健康证明、宠物箱要求和相关费用等。