Despite geographic separation and diverse environments, many American Indian peoples used
some common practices. According to the excerpt,
which practice was unique to the Plains Indians?
O The use of hunting both for food and for material
resources such as skins and bone.
O The division of labor between males and females to
meet the needs of the community.
O The development of permanent settlements for
trade and agriculture.
The use of the domesticated horse in hunting and
warfare.