In a longitudinal design, one group of people is followed and assessed at different times as the group ages.
Ion which war u talking bout but:
The Federalists opposed the war for several specific reasons. Federalists continued to oppose the war because they considered it an "offensive" war aimed at Canada. Although willing to support a war to protect American commerce or to defend the nation's frontiers, they refused to sanction the conquest of Canada.
The answer is A) Vassal. Hope this helps :D