Answer:
The military was organized under the caliphate, a political structure led by a Muslim steward known as a caliph, who was regarded as the religious and political successor to the prophet Muhammad. ... Under the Umayyads, a dynastic and centralized Islamic political state emerged.
Explanation:
Magellan proved Columbus' theory about the shape of the earth. He found an impractical water route to India. He also died before the journey was completed. The only thing that is not true is that Magellan sailed through the Isthmus of Panama.
Answer: Because they put cheese!