Answer:
A.
Explanation:
because it studies the key word Astro which means astrophysics which is stars good luck 
 
        
                    
             
        
        
        
Answer:
C. The high concentration of hydrogen ions in the intermembrane
Explanation:
Merry Christmas 
 
        
             
        
        
        
The answer to this question would be: visceral motor
The muscle in the stomach is not consciously moved. The muscle regulated automatically by the nervous system based on some mechanism like other organs. The things that can influence the muscle would be when the autonomous nervous system is activated. This kind of motor innervation is called visceral motor.