The graph given in the context is specifying the demand and supply curve, and the change in the graph shows the increase in supply.
A supply curve is a graph that depicts the relationship between a product's price and the quantity of product that a seller is willing and able to supply in economics.
The horizontal axis of the graph represents product quantity, while the vertical axis represents product price.
The supply curve shifts from S1 to S2 that mean the supply is increasing and this situation arises when the demand for the goods and services increase.
This happens because of the increase in the quantity demanded for the same products and services over a period of time.
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