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

'Supply' is the same as 'quantity supplied' and both refer to the total market supply.

'Supply' is the amount of goods sellers are willing to sell, while 'quantity supplied' is the amount buyers are willing to buy.

'Supply' refers to the entire relationship between price and quantity supplied, while 'quantity supplied' refers to a specific amount at a specific price.

'Supply' is the amount of goods available at a specific price, while 'quantity supplied' is the total market supply.