The correct answer is B) The Crusades had ended immediately to this period, creating tension between the Islamic world and European Christians.
Ibn Battuta was able to travel freely in the region outlined above as well as through parts of Europe because: "The Crusades had ended immediately to this period, creating tension between the Islamic world and European Christians.
Ibn Battuta (1304-1369) was a Moroccan traveler and explorer that traveled the Islam territories over a period of thirty years. He also adventured into far territories in North Africa, the Middle East, and parts of Eastern Europe. He was impressed by the different cultures, traditions, and customs in different territories and decided to write his adventures in "The Travels of Ibn Batuta."