A passenger is traveling during a peak travel season and asks about the best time to book a ticket for the lowest fare. You should：

A passenger is traveling during a peak travel season and asks about the best time to book a ticket for the lowest fare. You should：
A.Say it doesn't matter when they book.
B.Advise them to book as early as possible and also mention any fare-watching tips.
C.Tell them to book at the last minute.
D.Give false information about booking times.
正确答案：B
试题解析：当乘客在出行高峰期询问预订最低票价机票的最佳时间时，客服应建议他们尽早预订，因为通常提前预订能获得更优惠的价格，同时还可以提供一些关注票价动态的小贴士。