Use the following to answer question: 
-(Table: Total Cost and Output) Use Table: Total Cost and Output,which describes Sergei's total costs for his perfectly competitive all-natural ice cream firm.If the market price of a tub of ice cream is $20,how much is Sergei's profit at the optimal short-run output?
Definitions:
Earn More Money
The action or process of increasing one's income through higher wages, additional jobs, or investment returns.
Fixed Point of Reference
A constant or unchanging standard used for comparison, measurement, or orientation in studies and various fields.
Exclusive Dealership
A business arrangement in which a dealer is granted the exclusive right to sell a manufacturer's product in a specific geographical area.
Control Systems
Mechanisms or regulations designed to direct or manage the behavior of machines, processes, or organizations towards desired outcomes.
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