How did the Spanish treatment of indigenous people improve over time?

A. The king reformed the encomienda system and the Dominicans changed how they spread Christianity in Central America
B. The Spanish became more convinced that they could treat indigenous people anyway they wanted
C. Spanish settlers with encomiedas began to treat indigenous people better they thought it was right thing to do
D. The Spanish increase the number of missionaries in Americas

A. The king reformed the encomienda system and the Dominicans changed how they spread Christianity in Central America

The correct answer is A. The king reformed the encomienda system and the Dominicans changed how they spread Christianity in Central America.