Camels were often used, due for being pack animals, not needing much water, and being built for the desert.
Answer:
Jesus Christ carrying his cross on the way to calvary
It was the first multicultural empire in history. It was also the first very large empire. Because of this the Empire had to develop ways of running effectively. Roads were built over great distances. Standardize currency. Localized governing systems (i.e. satrapies). It was also the first time Asian powers attempted to invade Europe.
C. west africa is the correct answer