根据材料回答下面的题目：FTP客户上传文件时，通过服务器20端口建立的连接是__（32)__，FTP客户端应用进程的端口可以为__（33)__。

A、Could I change the vegetarian meal please?
B、Could I change the vegetable meal please?
C、May I have a vegetable meal instead please?
D、May I have a vegetarian meal instead please?