The Article primarily discusses __________.

the traditional practices of some Indigenous peoples, including the use of rattles, drums, and flutes in festivities
the traditional practices of some Indigenous peoples, including the symbolic Round Dance which represents healing
the celebration of Indigenous Peoples' Day that was held in 1989 in South Dakota for the first time
the celebration of Indigenous Peoples' Day as a cultural revival for Native American communities

the celebration of Indigenous Peoples' Day as a cultural revival for Native American communities.