The increase in the number of surveys related to dogs in the period may have occurred due to the increase in the number of cases of non-elderly dog deaths.
First, an initial research was done to identify if there were any pathological or external agents, such as the weather, that explained the dogs' death. Once the causative agent is discovered, further research is commissioned to understand the mechanisms of action of the causative agent of death and ways to prevent such events from happening.
 
        
                    
             
        
        
        
Explanation:
Euthyphro first defines "piety" as what he was doing at that time, that is prosecuting Euthyphro's father for manslaughter. His definition of piety was inadequate as Socrates states that it is only an instance or example of piety and not the proper definition of piety itself.  It is not able to provide a fundamental characteristic that makes pious things pious.
 
        
             
        
        
        
Answer:
When organisms die, their bodies decompose bringing the nitrogen into soil on land or into ocean water. Bacteria alter the nitrogen into a form that plants are able to use. Other types of bacteria are able to change nitrogen dissolved in waterways into a form that allows it to return to the atmosphere.
Explanation:
 
        
             
        
        
        
D. (on USA Testprep).....<span><span><span><span>American youth became active in trying to change the culture and government policies through voting and other measures. </span></span></span></span>
        
                    
             
        
        
        
In 2050, Eastern Europe's population growth is predicted to be negative.