Respond to the following question by uploading a picture of your work. The response should be done manually.

A firm sells its outputs for $$3$ each and has the following output structure. Use this information to answer the following questions.

a$.$ Calculate the total profit at each level of output $(2$ points$)$

b$.$ Calculate the profit$-$maximizing output using the MR $=$ MC rule. $(2$ points$)$

c$.$ Is the business operating in the short run? What about the long run? $(4$ points$)$