Is this relation a function? Justify your answer. CH w . HAN . 5 7 8 10 12 A. Yes, because the number of x-values is the same as the number of y values B. Yes, because every x- and y-value is positive. C. No, because two points with the same x-value have different ; values. D. No, because two points with the same y-value have different x- values​