I need to know what the chocies are so i can answer your question
        
                    
             
        
        
        
Answer:
Attrition
Explanation:
The right answer to the question is attrition and what is attrition in business sense: is simply means a situation where organization staff strength gradually and deliberately reduces as employees retire or resign and are not replaced. 
So in this case Maria retire and nobody was hired to replace her position in the company and again all her subordinates were reassigned to other departments. It is also worth noting that attrition could also be a way of a company is losing her customer base as a result of other factors 
 
        
             
        
        
        
Answer: A service concession arrangement (D)
Explanation:
A service concession arrangement is an agreement whereby the government contracts with a private enterprise in order to operate, develop and maintain an infrastructural facility such as a tunnel, bridge, road, hospital, airport or prison. The government regulates and controls the kind of services the operator must provide, to whom the services are provided and at the price the services will be provided.
Concession agreements can also be between a non-governmental owner and a concessionaire, whereby the non-governmental owner gives the operator the exclusive rights to use and maintain the business for a stipulated period of time under specified conditions.
 
        
             
        
        
        
Answer:
a steering wheel in an automobile.
Explanation:
Abba Lerner a twentieth-century economist, is widely known for his suggestion of the utilization of fiscal policy and monetary policy as a form of Keynesian economics. In his analysis, he declared that fiscal and monetary policy is analogous to a steering wheel in an automobile.
Hence, the correct answer to the question is "a steering wheel in an automobile."
 
        
             
        
        
        
Answer
The answer and procedures of the exercise are attached in a image below****
Explanation  
Please consider the data provided by the exercise. If you have any question please write me back. All the exercises are solved in a single sheet with the formulas indications.