Answer:
It provided for its people during emergency situations.
Step-by-step explanation:
The text shows that people, besides working for their own livelihoods, worked to fill the city's supply stores, because if there was an emergency situation (such as wars, droughts, natural disasters and diseases) that would prevent people from working , the government would provide whatever they needed by withdrawing supplies from the warehouses.
When the emergency situation was over and people could work again, they would return to the warehouse what they consumed and so the