某十字路口的红绿灯每次红灯亮30秒，绿灯亮55秒，黄灯亮5秒，当你走到该路口恰好遇到红灯的概率是______．

- Oh, it's my schoolbag. Thank you very much!

-   _     _     _     _     _

A．No, thanks

B．You're welcome

C．That's all right

D．Here you are.