B. The Haudenosaunee modeled their constitution after the U.S. Constitution, which was written first.
Explanation:
The Iroquois Confederation was known as the Five civilized tribes to the United States, as they were the ones who dropped most of their traditional ways of life to become "more like the white settlers". They modeled everything, from dropping hunting to farming, how they built houses, what they wore, and even their government to model the "civilized whites" to their east.
