Answer :

Supply is the quantity of a good or service that producers are willing and able to offer for sale at various prices. The two conditions that must be met in order there to be supply of a product are:
1. Buyers must be willing for it 
2.Buyers must be able to pay for 
The Law of supply states that as the price of a good or service increases, the quantity supplied increases, and vice versa.

The producers must be Willing and Able to supply the product.