According to the traditional Islamic view, the Qur'an (Koran) began with revelations to Muhammad by the angel Gabriel in 610. The history of the Qur'an began when its verses were revealed to the Muhammad. The rise of Islam began around the time Muslims took flight in the Hijra, moving to Medina.
Caravans were used for a. building the pyramids. c. invading other countries. b. overland trade. d. worshipping the sun. Caravans were used for overland trade.
camel is called the 'ship of the desert' because it can carry a lot of weight at one time; besides most of the people who live in deserts live a nomadic life, that is, they travel from one place to another in search of food, water and other resources. so most of them use camels to travel from one place to another.