When answering a telephone reservation call， the agent should first say：

When answering a telephone reservation call， the agent should first say：
A.What do you want？
B.Hello， this is [airline name]. How can I help you？
C.Please hold on.
D.I'm busy now.
正确答案：B
试题解析：在接听电话预订时，使用“Hello， this is [airline name]. How can I help you？”是一种礼貌、专业且标准的问候语，能让客户感受到尊重和欢迎，明确知道自己拨打的是哪家航空公司及可以寻求帮助。