Answer: B. Lungs
Explanation:
The lungs are the only organ in the body that can float on water.
 
        
             
        
        
        
Answer:
The Fifteenth Amendment gave the right to vote to former slaves and people of color. Well, the Nineteenth Amendment gave the right to vote to women, and the Twenty-third, Twenty-fourth, and Twenty-sixth amendments gave representation to the District of Columbia, outlaw poll taxes, and lowered the voting age to 18.
 
        
             
        
        
        
Answer:
Because plants decrease the amount of CO2 in the air. By decreasing the plant population you decrease the amount of CO2 that can be removed.