We didn’t settle the problem at the meeting_____will be sent to the Middle East on business.   

We didn’t settle the problem at the meeting_____will be sent to the Middle East on business.

1. A.
   that
2. B.
   who
3. C.
   when
4. D.
   which

We didn’t settle the problem at the meeting_____will be sent to the Middle East on business.   

   A. that              B.who               C.when           D.which      

We didn’t settle the problem at the meeting_____will be sent to the Middle East on business.