When he was asked for more information about the burglary, the man appeared quite upset.    

A When asking for more information about the burglary, the man appeared quite upset.

B On being asked for more information about the burglary, the man seemed quite upset.  

C Being asked for more information about the burglary, the man was quite upset as he appeared.  

D The man appeared quite upset, asking for more information about the burglary.