I would say D because mechanical weathering is the breaking up of rocks by physical forces
        
             
        
        
        
Answer:it's C and D
Explanation:it showed the answer
 
        
             
        
        
        
Because us humans haven’t explored every inch of the world yet, especially in the deepest parts of the ocean
        
                    
             
        
        
        
Answer:
These seed plants fall into two groups, angiosperms and gymnosperms. Angiosperms are the flowering plants. Their seeds develop inside a female reproductive part of the flower, called the ovary, which usually ripens into a protective FRUIT.
Explanation: