Greenhouse gasses, Carbon Dioxide, Water Pollution and Air Pollution and Wildfires
        
                    
             
        
        
        
metaphase I'm not sure but I think it is the answer 
 
        
                    
             
        
        
        
Answer:
In which phase of mitosis do chromosomes align at the center and spindle fibers become visible? Explanation: Mitosis involves four distinct stages: prophase, metaphase, anaphase, and telophase. Prophase is the first step of mitosis, during which chromosomes condense and the nuclear envelope dissolves.
 
        
             
        
        
        
B. Using Crayons To Color Is Using Fossil Fuels.