What Is the "Quantity Demanded

What is the "quantity demanded"?

A) The amount of a good,service or resource people are willing and able to buy during a specific time period and at a given price.
B) The amount of a good or service people are able and willing to buy at all possible prices.
C) The amount of a good,service or resource people desire.
D) The minimum amount of a good,service or resource that people are willing to buy during a specific time period and at a given price.
E) The maximum amount of a good,service or resource that can be consumed during a specific time period.