I think its d all of the above
        
                    
             
        
        
        
Conical Vent and Fissure Vents
Mid-Ocean Ridges
Composite Typer Volcanic Landforms 
Shield Type Volcanic Landforms 
Caldera
        
             
        
        
        
Answer:
try from the 3rd floor and each odd floor till N/2 floor... Go to the top floor of any building. Drop the egg from a miniscule distance from the floor near your feet. You've dropped the egg from the top floor, and you've not broken it.
Explanation:
 
        
                    
             
        
        
        
Some people consider the Earth to be alive because of its dynamic processes or cycles. Biogeochemical cycle is the turnover of different substances in the Earth and occur in different parts of the Earth like in the biosphere, lithosphere, atmosphere and hyrdosphere. Biogeochemical cycles help keep the Earth warm, recycle essential materials and is vital (or are needed) to living things.