The following events are provided;
 A.The height of the civil rights struggle in the United States
B.The Civil War
C.The Great Depression
D.The first appearances by the Fisk Jubilee Singers
The answer is; B, A, D, C
- America civil war occurred in 1861
- The height of the civil rights struggle in the United States was in the 1870s
- The Great Depression occurred in 1929
- The first appearances by the Fisk Jubilee Singers were in 1871
 
        
                    
             
        
        
        
Answer:
Cells
Explanation:
As indivisible units of life, the cells of all organisms consist of four fundamental macromolecular components: nucleic acids, proteins, lipids and glycans. From the construction, modification and interaction of these components, the cell develops and functions.
<u><em>- Akito, Hope this helped :)</em></u>
 
        
                    
             
        
        
        
less energy will be wasted