How do elected officials measure public opinion? (Short paragraph answer please)

Which of these would have been a goal of the ku klux klan in the south during reconstruction? a) registering more potential rural voters b) making sure reconstruction went smoothly c) assisting the scalawags and carpetbaggers d) restoring southern democrats to political power

When congress passed the way davis bill in response to lincolns reconstruction plans the president did what to the bill

How long have counties been a part of the government structure of the united states?