A relation contains the points (1,1) , (3,2) , (7, -2), (8, 1) , (9, 1) Which statement accurately describes this relation shown below?
A. The relation does not represent y as a function of x, because each value of x is associated with a single value of y.
B. The relation represents y as a function of x, because one value of y is associated with two values of x.
C. The relation represents y as a function of x, because each value of x is with a single value of y.
D. The relation does not represent y as a function of x, because each value of y is associated with two values of x.
Help please and explain