What did the Founding Fathers promise they’d do to gain support for the constitution?

The Founding Fathers gained support for the Constitution by promising a Bill of Rights would be established. Had the Federalists not agreed to add a Bill of Rights later, the Constitution likely would not have been approved by the states.

the answer is )multiethnic

an expansion is one of two basic business cycle phases; the other is contraction. the transition from expansion to contraction is a peak, and the changeover from contraction to expansion is a trough.