What Sort of Racial Tensions, If Any, Emerged as White

What sort of racial tensions, if any, emerged as white Americans first settled in Mexico and the Spanish West during the first half of the nineteenth century?

A) Even more than the acquisition of land, white expansionists were eager to incorporate the people of Mexico as citizens to grow the population of their settlements.
B) Minimal racial tensions developed because white Americans had formed agreements with Native Americans to venture across their lands.
C) White Americans brought enslaved African Americans with them to Mexico and the West, and they treated Hispanics essentially the same as whites.
D) English colonizers had settled parts of the region long ago, which made the English language more widespread and helped whites assimilate.
E) Many white Americans were as prejudiced toward Hispanics as they were toward Native Americans and African Americans.