Answer:
D -herbivore population sizes decrease ,then the carnivore population sizes decrease
 
        
             
        
        
        
Option 2. Because in the living things in an ecosystem it HAS to have consumers and decomposers. The other answer choices don’t have them so that’s the answer. Hope this helped and if it did then please give a thank you or even brainliest
        
                    
             
        
        
        
Answer:
Only plant cells contain chloroplast and a cell wall.
Chloroplasts: trap energy from the sun to produce food for the plant cell
Cell wall: provides support and protection to the cell membrane. 
Hope this helps.
 
 
        
                    
             
        
        
        
Author's use of details convey to Eleanor Rossevelt life and legacy are described below.
Explanation:
1.She advocated for expanded roles for women in the workplace, the civil rights of African Americans and Asian Americans, and the rights of World War II refugees. Following her husband's death in 1945, Roosevelt remained active in politics for the remaining 17 years of her life.
2.The fireside chats were a series of evening radio addresses given by U.S. President Franklin D. Roosevelt (known colloquially as "FDR") between 1933 and 1944.
3..President Theodore Roosevelt, an Oyster Bay Roosevelt, was the uncle of Eleanor Roosevelt later wife of Franklin Roosevelt. Despite political differences that caused family members to actively campaign against each other, the two branches generally remained friendly.
4.Champions of Human Rights. Eleanor Roosevelt (1884–1962)
- Continuing her work on behalf of all people, she advocated equal rights for women, African-Americans and Depression-era workers, bringing inspiration and attention to their causes.