Since the standardization of christian beliefs, which change has most affected the practice of christianity?
the end of the roman empire
the emergence of new christian churches
the inclusion of other religious beliefs
the emergence of islam in the seventh century

Crops grew well in mesopotamia because a. the land was in mountainous areas. b. farmland was fertile and water was nearby. c. the area was near the ocean water supply. d. the area received adequate rainfall. select the best answer from the choices provided a b c d