Read the excerpt from the congressional resolution.

Whereas the confederation of the original Thirteen Colonies into one republic was influenced by the political system developed by the Iroquois Confederacy as were many of the democratic principles which were incorporated into the Constitution itself . . . (1)the Congress, on the occasion of the two hundredth anniversary of the signing of the United States Constitution, acknowledges the contribution made by the Iroquois Confederacy and other Indian Nations to the formation and development of the United States.

—House Concurrent Resolution 331, October 21, 1988

What is the resolution honoring?

the influence and contributions of the Iroquois Confederacy
the formation and development of the United States
the organization of the 13 colonies into a confederation
the two hundredth anniversary of the signing of the US Constitution