Question

which of the following tribes was not a member of the iroquois confederacy? mohawk onondaga sioux cayuga

Explanation:

The Iroquois Confederacy (also called the Haudenosaunee) originally consisted of five core tribes: Mohawk, Onondaga, Cayuga, Seneca, and Oneida. The Sioux are a distinct group of Plains tribes, unrelated to the Iroquois Confederacy.

Answer:

C. Sioux