On September 24, 622, the prophet Muhammad completes his Hegira, or “flight,” from Mecca to Medina to escape persecution. In Medina, Muhammad set about building the followers of his religion—Islam—into an organized community and Arabian power.
Answer: a. the servers thinks demand for drinks and food is elastic.
Explanation:
Elastic demand is an economic concept that refers to the effect price has over the amount of a product consumers are willing to buy.
The law of demand affirms that the amount of purchases has an inverse relationship with the price, meaning that if prices rise, people won´t buy as much. The elasticity of demand allows us to estimate how much the purchases will decrease if the price increases, and vice-versa.
Farming , They mostly had to make or grow their own food .
Farming was the economic base .
I hope that's help .
They traded their gold for Salt from the Arabs