Which statement BEST describes the outcome of the siege at Wounded Knee in 1973?

A) Native Americans were massacred at Wounded Knee by the National Guard for refusing to give up their territory.
B) Native Americans held a peaceful sit-in at Wounded Knee until federal forces agreed to turn the land back over to the Lakota tribe.
C) The tribes surrounding Wounded Knee had a violent clash over the territory until federal forces ended it and began to enforce martial law on reservations.
D) The violent conflict between Native American tribal leaders and federal forces led to more political awareness and strengthened the American Indian Movement.