Answer:D
Explanation:I read about this and it said that
 
        
             
        
        
        
The answer is Linux is an example of a popular open source operating system.  The Linux open-source operating system, or Linux OS, is a generously distributable, cross-platform operating system based on Unix that can be installed on PCs, laptops, netbooks, mobile and video game consoles, servers, supercomputers and tablet devices.
 
        
             
        
        
        
Answer:
El Concepto de lo político, de Carl Schmitt, publicado originalmente en 1927 y con revisiones de 1932 y 1933, es una obra considerada como clásica dentro del pensamiento del autor, a la vez que referencia para las contemporáneas reflexiones de lo político, lo constitucional y lo jurídico. 
 
        
             
        
        
        
Answer:
 should be true,Hope that helps.
 
        
                    
             
        
        
        
presbyterian believed in the sovereignty of god, the authority of the scriptures and the grace of christ throough faith