The line that is horizontal on a graph
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Answer: it will be D
Step-by-step explanation: if You graph them you will get the same coordinate plates
 
        
             
        
        
        
Answer:
A
Step-by-step explanation:
Because each value of x maps onto only one value of y, it is a function.
However, because it is not the graph of a line, it is a nonlinear function.