I'd like to tell you the table manners_(which,who,what )you should know when you visit Korea

I'd like to tell you the table manners_(which,who,what )you should know when you visit Korea
I'd like to tell you the table manners_(which,who,what )you should know when you visit Korea

I'd like to tell you the table manners_(which,who,what )you should know when you visit Korea
which 引导定语从句
当你去韩国参观的时候,我会告诉你一些你应该知道的餐桌上的规矩

which

which.