Answer:
In a command economy an authority such as the government, governmental agency, or central planners decide what to produce, how to produce and to whom goods and services will be allocated.
 
        
             
        
        
        
Answer:
Performance 
Explanation:
The ultimate responsibility of the manager is to accomplish the high performance that represent the attainment of the organization goals via using the resources in a best way i.e. efficient and effective manner 
So the responsibility of the manager is to accomplish the high performance so that the company could attain its goals and objectives 
 
        
             
        
        
        
Answer: (B) Personal selling 
Explanation:
  The person selling is basically refers to the two-way communication process in which we sell our products and the services face to face to the customer.
The personal selling is also known as the interaction form of selling the products to the user. 
The personal selling is one of the most expensive promotion tool as it is hardly used for advertising the products. It mainly involve spreading the information regarding the specific organization products and the services.
Therefore, Option (B) is correct.