Use the following to answer questions: 
-(Table: Total Cost and Output) Look at the 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:
Law Clerk
A law student working as an apprentice with a law firm to gain practical experience.
Legal Assistants
Professionals who support lawyers in various tasks ranging from research and document drafting to case management.
Confusion
The state of being bewildered or unclear in one’s mind about something.
Private Individual
A person who is not acting as part of their duties in a government or corporate entity; a civilian or private citizen.
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