A student learning about Texas history is instructed to write a paper about American Indians in Texas. Which of the following facts would be most relevant to the student's assignment? A. The Europeans saw the American Indians as superior and had great respect for the cultures.

B. Geographic factors of Texas determined whether American Indians were nomadic or sedentary.

C. American Indians adopted the idea of "owning land" from Spanish conquistadores.

D. Treaties were always successful in creating peace and determining boundaries between Anglos and American Indians.