世界工人运动史上最早的武装起义是( )。

A．西里西亚纺织工人起义

B．英国的 * * 运动

C．法国工人六月起义

D．里昂工人起义

—  Why didn't you chat with that friendly foreigner just now?

—  I'd like to, but the trouble was ___ ___ he said was difficult for me to understand. [ ]

A. what which    

B. that what        

C. that that    

D. what that