However much United States voters may agree that there is waste in government and that the government as a whole spends beyond its means, it is difficult to find broad support for a movement toward a minimal state.
A. However much United States voters may agree that
B. Despite the agreement among United States voters to the fact
C. Although United States voters agree
D. Even though United States voters may agree
E. There is agreement among United States voters that
The removal of that is a big trap in this Q.
I was focused on agree vs may agree (certainty vs uncertainty ) down to A & D and I did not notice that "that" has been conveniently removed out of D.