The introduction of the horse to North America by the Spanish changed the lives of Native Americans, because A) Pacific Northwest Indians could hunt buffalo more efficiently. This made it easier for the Native Americans to hunt their buffalo in a more precise and organized manner, due to the way they could round the buffalo up.
House of Reps and Senate is in the Legislative Branch.
The President is in the Executive Branch.
The Courts are the Judicial Branch
Answer:The reasons Christianity attracted so many followers during the first few centuries AD: ... The Christian message had much to offer the Roman world. The promise of salvation made possible through the death of Jesus gave life and meaning and purpose beyond the material things that were affordable only for rich Romans.