The answer is : randomization was not used in sample selection. The major difference between experimental and quasi-experimental designs is lack of randomization in sampling selection.
 
        
             
        
        
        
Answer:
C. A low-pitched parent and a high-pitched parent have a child with a medium-pitched voice. 
Explanation:
I just took the test on edge and got it right.
 
        
             
        
        
        
Answer:
the dependant is the water the independant is the mass i think
Explanation:
 
        
             
        
        
        
Lipids are broken down by lipase, with the assistance of bile for emulsifying and providing optimum pH for the enzyme