What is the inflection point of the graph of f(x) = -x4 + 24x - 27? O The points of inflection are (0, 0) and (2, 53). O The points of inflection are (2, -53) and (2, -53). O The points of inflection are (-2, 53) and (0, 0). O The points of inflection are (-2, 53) and (2, 53).