The graph of f(x) = x^2 was transformed to create the graph of g(x) = f(x+7). Which statement about the graphs is true? A The vertex of the graph of g is 7 units to the right of the graph of f. The vertex of the graph of g is 7 units to the right of the graph of f.

B The y-intercept of the graph of g is 7 units above the y-intercept of the graph of f. The y-intercept of the graph of g is 7 units above the y-intercept of the graph of f .

C The vertex of the graph of g is 7 units to the left of the graph of f. The vertex of the graph of g is 7 units to the left of the graph of f .

D The y-intercept of the graph of g is 7 units below the y-intercept of the graph of f.