Select the correct answer. The function gx) = x is transformed to obtain function : h(x) = g(x+7) Which statement describes how the graph of his different from the graph of g? The graph of his the graph of g vertically shifted up 7 units. OB The graph of h is the graph of ghorizontally shifted right 7 units. oc. The graph of h is the graph of g horizontally shifted left 7 units. D. The graph of h is the graph of g vertically shifted down 7 units.​