What should you do if a passenger has a military ID for check-in？

What should you do if a passenger has a military ID for check-in？
A.Refuse to accept it as valid identification.
B.Accept it as valid identification and process the check - in as normal， while also thanking them for their service if appropriate.
C.Ask for a different form of ID.
D.Military IDs are only for military flights.
正确答案：B
试题解析：军事 ID 是有效的身份证明文件，应正常接受并为持有该证件的乘客办理登机手续，并且在合适的情况下，对他们的服务表示感谢，体现对军人的尊重和服务意识。