___WE HAVE SATISFIED YOU, YOU HAVE NO GROUNDS OF COMPLAINT.A. SO...

6. - BO DE THI TRAC NGHIEM NGU PHAP TA ON THI 10
BO DE THI TRAC NGHIEM NGU PHAP TA ON THI 10
6.___we have satisfied you, you have no grounds of complaint.A. So B. Since that C. Now that D. By now.