The graph of f(x)=x^2 is shown on the grid. Which statement about the relationship between the graph of f and the graph of g(x)=5x^2 is true
A. The graph of g is narrower than the graph of f
B. The graph of g is wider than the graph of f
C. The graph of g is 5 units below than the graph of f
D. The graph of g is 5 units above the graph of f