Which counterexample proves this statement is FALSE?

Since y = |x| is a function, x = |y| is also a function.
A)
Consider x = |y|, for a value of x > 0, there are two y-values.
B)
Consider y = |x|, for any x there is exactly one absolute value.
C)
Consider y = |x|, for a value of x < 0, there are two y-values.
D)
Consider x = |y|, for a value of x > 0, there are two x-values. .