Which of the following, if true, would most strengthen the argument about the Spanish missionaries' attitude toward the kiva? A. The period of most intensive settlement by Spanish missionaries in the Southwest occurred before the period in which the mission churches of New Mexico were built. B. There are no traces of kivas in Spanish mission settlements that were protected by a large military presence. C. Little of the secular Spanish colonial architecture of the Southwest of the seventeenth and eighteenth centuries is predominantly European in style. D. Some Spanish missionary communities of the seventeenth and eighteenth centuries were attached to Spanish military installations. E. New Mexico contains by far the largest concentration of Spanish mission-style church architecture in the United States.