Is it asking for a food or what ?
He created public work programs and jobs for the unemployed.
Hope that helped, Good luck! (:
On this problem you don't need to subtract. They want to know the total amount of people who attended so you would add.
1 1 1 (carried over numbers)
12,679 (Line it up with 8491, ones place to ones place and so on)
+8,491
21170 (answer)
I believe that the two answers would be A and C.