If x=-2 is a solution to the equation f(x)=g(x) which of these statements must be true?
A) The graphs of f and g intersect each other at x=-2.
B) The graphs of f and g intersect each other at x=2.
C) The graphs of f and g intersect the x-axis at -2.
D) The graphs of f and g intersect the y-axis at -2.