Which of the Following Is the Best Example of Xenophobia

Which of the following is the best example of xenophobia?

A) The Spanish attempted to convert Native Americans to Catholicism throughout North and South America in the 16^th and 17^th centuries.
B) In recent decades, Aboriginal populations have restored many aspects of their national identity.
C) India freed itself from colonial rule in 1947.
D) Throughout its history, the United States has shifted the borders of Native American reservations to exploit locally available resources.