Answer:
A. Partnership
Explanation:
Based on the description of this scenario it can be said that the best option for Mary would be a Partnership. This means that she will share ownership and profit with those involved but at the same time will also share the  liabilities. This will make sure that the other tattoo artists will do their utmost best since they will have to deal with the consequences as well if they do not. Which in term protects Mary.
 
        
                    
             
        
        
        
The reason that the elasticity of demand is 0.62 for business and 0.12 for economy is because the economy class is more elastic than that of the business.
When the flight ticket of those flying business class is raised, they would not be affected much because they are rich and can afford it. They do not care much about the raise in price.
For the average flyer using the economy flight, raising the price of the ticket would affect him and he may end up reducing his demand for it.
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Answer:
a. The true cost of something in its cost of opportunity
Explanation:
Opportunity cost is the cost which is defined as the cost or expense of one item which is lost in order to get the opportunity to do or to consume something else. In simple words, it is the value or the cost of the next best available alternative.
So, when the person select to bought the textbooks through Chegg instead paying the higher price for the same books through the bookstore. Under this situation, the principle applies is the cost of something in its opportunity cost. 
 
        
             
        
        
        
Answer:
team
Explanation:
Using a <em>team </em>of employees for tasks that are cross-department  based is a better solution than letting each individual work on a task and just ask other departments for reference and help if needed. When working on important projects such as this one, the most efficient way is to put employees from the tackled departments into one team. This way, communication and collaboration is vastly improved.
 
        
             
        
        
        
Answer:
Answer 1---- D. none of the above
Answer 2---- B. the project will delay by one day
Explanation:
See attached image