What is the end behavior of the graph?
    As x approaches infinity, f(x) approaches infinity.
A.
    As x approaches negative infinity, f(x) approaches infinity.
    As x approaches infinity,  f(x) approaches negative infinity.
B. 
    As x approaches negative infinity,  f(x) approaches infinity.
    As x approaches infinity, f(x) approaches infinity.
C.
    As x approaches negative infinity, f(x) approaches negative infinity.
    As x approaches infinity,  f(x) approaches negative infinity.
D.
     As x approaches negative infinity,  f(x) approaches negative infinity.
                                             
                                          
                                          
                                        
											