Quantity demanded is the a. customers will purchase at a specific point in time b. producers will sell at a specific price c. government demands to be produced d. people will purchase at a specific price

D. people will purchase at a specific price

Demand refers to the quantity of a good that consumers are willing and able to purchase at various prices.  It is essentially the ability to purchase a good or service and is the underlying force that drives economic growth

hello there, can you add the "following" multiple choices

i would say it is the roman empire europe after the norman conquest.