He was more of a Jeffersonian because he aligned with the Democratic Party just as Jefferson had done earlier in the century, along with favoring farmers and calling for the elimination of the bank of the United States
Religion- the Catholic Church use to be head over everything, even the government.
There's multiple reasons for the lack of unity between the Indian tribes against the European invasion and expansion on their territory. The Indians were divided into multiple groups, some of which had already had problems and bad blood between them, so alliances between tribes like that were not the first choice in mind. Also, the Europeans played well tactically, by promising some of the tribes certain things if they ally with them, so once the Europeans managed to get what they wanted they were turning against their Indian allies who were pretty much isolated bu that point because of their actions. The conquering of new territories by the Europeans also was very big factor, because they managed to cut the connections between the tribes, thus not allowing them to be able to create alliances and be united against them.
answer B: because if you want to have good information you want to have a educated person doing it, plus you don't want a someone who doesn't know what they're talking about writing it and you getting wrong info.