The amount of a product or service that people will buy at a certain price is known as the demand.
What is demand?
The term “demand” is relying on people needs and wants to the amount of goods and services.
Demand is an economic notion that deals with the connection between consumer demand for goods and services and their market prices. Needs and wants are the basis of demand.
The quantity of an item or service that consumers are willing and able to buy at a given price in a particular time period is the demand. The demand for a product at a particular price represents the level of satisfaction a consumer anticipates to have after using the product.
As a result, option (b) demand is correct.
Learn more about on demand, here:
https://brainly.com/question/10489478
#SPJ1
