A.
After the Civil War Abraham Lincoln was just the first of many US Presidents to encourage immigration through economic and politic measures (one of them was to give free land to anyone willing to work it). The country needed people to rebuild itself and to settle the west of the continent. And everyone was aware that there is plenty of space.
The European system of Manorialism is most closely associated with maintaining economic self sufficiency. Manorialism is actually considered a very essential element of the feudal system and society. It is also considered as the organizing principle of most rural economy. I hope this comes to your help.
It extended the number of hours in the day when people could work and play.
C: Direct democracy
it is direct democracy, because the people directly votes for the law (not the vote for a state legislator), and it is based on everyone's belief
hope this helps
Roman Catholic is the main religion, the people in Southern Spain are very religious.