If one country became Communist, others would follow.
Answer:
The answer is B) Crusaders returned to Europe with new ideas
The Natchez Indians. The Natchez Indians were among the last American Indian groups to inhabit the area now known as southwestern Mississippi. Archaeological evidence indicates that the Natchez Indian culture began as early as A.D. 700 and lasted until the 1730s when the tribe was dispersed in a war with the French.
(Sorry if this doesn't help...)
This is prob to late but its b
Theories about what caused the Classic Maya collapse have ranged from overpopulation to ongoing military conflict between competing city-states to some catastrophic environmental event, such as an intense drought—or some combination of all of those factors.