Which of the following statements correctly distinguishes between 'supply' and 'quantity supplied'?

• A. 'Supply' is the same as 'quantity supplied' and both refer to the total market supply.
• B. 'Supply' is the amount of goods sellers are willing to sell, while 'quantity supplied' is the amount buyers are willing to buy.
• C. 'Supply' refers to the entire relationship between price and quantity supplied, while 'quantity supplied' refers to a specific amount at a specific price.
• D. 'Supply' is the amount of goods available at a specific price, while 'quantity supplied' is the total market supply.

Answer: (C)