Which statement is true about the end behavior of the graphed function?  
a) As the x-values go to positive infinity, the function's values go to negative infinity. 
b) As the x-values go to zero, the function's values go to positive infinity. 
c) As the x-values go to negative infinity, the function's values are equal to zero 
d) As the x-values go to positive infinity, the function's values go to positive infinity.
                                             
                                          
                                          
                                        
											 
			                  