Hurry I need some help thanks to person who answers

Which statement best describes a major advantage of a confederal system of government over a unitary system

Which statement explains why john adams most likely supported the separation of powers between the branches of the new national government? question 1 options: the work of government would be overwhelming for just one branch. the work of government could be accomplished more quickly by three branches. each branch of government would limit the power of the other two. each branch of government could ignore the decisions made by the other two.

Which best describes the impact of the crusades on european exploration?