<span>The core of the adaptive success characterized by population explosion was the result of: increased food supply
One of the main reason that people have in choosing a place to settle is the resource availability. Areas with largest important natural resources such as foods, water , and land tend to have a larger population compared to the areas that do not.</span>
“Political factions or parties began to form during the struggle over ratification of the federal Constitution of 1787. Friction between them increased as attention shifted from the creation of a new federal government to the question of how powerful that federal government would be.”
2.Doubled is the correct answer