World War I and II. These wars caused lots of economic growth and development because there was a pressure to create better inventions. Having better technology could mean the win or lose of a war. :D
        
                    
             
        
        
        
Answer:
distance from the sea.
ocean currents.
direction of prevailing winds.
shape of the land (known as 'relief' or 'topography')
distance from the equator.
the El Niño phenomenon.
Explanation:
 
        
             
        
        
        
The Rocky Mountains are described as younger because the Rocky's are really two mountain chains. The older mountain chain started billions of years ago, and the younger mountain chain pushed the older mountain chain up more, only 60 millions years ago. 
        
                    
             
        
        
        
Answer:
The answer is C. texture and mineralogy 
 
        
                    
             
        
        
        
A coral is a type of Marine animal (Invertebrate) that secretes calcium carbonate to form an organic rock home.