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There are many lines of evidence which clearly show that the atmospheric CO2<span>increase is caused by humans.  The clearest of these is simple accounting - humans are emitting CO2 at a rate twice as fast as the atmospheric increase (natural sinks are absorbing the other half).  There is no question whatsoever that the CO2 increase is human-caused.  This is settled science.</span>
        
             
        
        
        
Answer:
The species is extinct.
Explanation:
 Endangered signifies that species will soon go extinct. 
 
        
             
        
        
        
A is the most sensible answer
        
                    
             
        
        
        
I'm almost 100% it is the first option