Which of the Following Best Defines the Termdemand in Terms

Which of the following best defines the termdemand in terms of economics?

A) Many consumers buying a standardized product from numerous small businesses
B) The quantity of a product that buyers are willing to purchase at various prices
C) The quantity of a product that sellers are willing to sell at various prices
D) The price at which buyers are willing to buy the same amount that sellers are willing to sell