The figure below show the demand and supply functions for a product. Decide which line shows the supply function and which line the demand function. 
Is there a surplus or shortage when the price is $26?
Definitions:
Monopolistic Competition
An economic configuration where lots of enterprises sell products that are near equivalents but not perfect matches, offering them a measure of market dominance.
Zero Economic Profit
A situation where a firm earns just enough revenue to cover its total costs, including both explicit and implicit costs.
Monopolistic Competition
A market structure in which many companies sell products that are similar but not identical, allowing for competition but with some pricing power for producers.
Profit-Maximizing
A strategy or approach used by firms to determine the price and output level that delivers the maximum profit.
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