Farming, stone buildings, quipus, and stone cutting.
        
             
        
        
        
Right to command the military, make treaties, and the president also has the right to grant reprieves and pardons.
        
             
        
        
        
The correct answer would be, Selling Teams.
Customer relationships are now being handled more and more by Selling Teams.
Explanation:
A Selling Team is basically a selling strategy in which two or more people from an organization work together to boost or handle the sales and the complexities in the process. 
So from beginning, David himself used to look over his products and systems, but due to increase in his sales and customers, and the increase in the complexity of the system used by his organization, David decides to make Selling teams, who will handle the customer relationships from now onward.
In this way, a lot of burden will be shared between him and his selling teams, and also they will be able to better concentrate and focus on customers' needs and wants. 
Learn more about Selling Teams work at:
brainly.com/question/13604926
#LearnWithBrainly
 
        
             
        
        
        
The U.S. Constitution refers to the Constitution of the whole country, not the individual states, so  the second option can't be the right one. Also, the power is limited and there is a way to have amendments, so the right answer is this one: 
<span>It explains the organization of the federal government</span>