What was true about the Spanish California mission system? A. No American Indians worked at the missions of their own free will.
B. Many California Indians who labored at the missions died of European diseases.
C. Spanish military forts called presidios replaced abandoned California missions.
D. The U. S. government eventually shut down the California mission system.

The missions created new communities where the Native Americans received religious education and instruction. The Spanish established pueblos (towns) and presidios (forts) for protection. The natives lived in the missions until their religious training was complete. ... Both learned Spanish and attended church

jewish people, gypsies, and political opponents.

c. troops marched forward in close formation against newer, more accurate weapons