For f" (x) = (x - 5)3(x - 2)8(x + 5)3, which of the following statements is true? O a) f has an inflection point at a - -5 and has an inflection point at a = 2. O b) f has an inflection point at a - -5 and has an inflection point at c = 5. O c) f does not have an inflection point at c - -5 and has an inflection point at x = 2. O d) f does not have an inflection point at a - -5 and has an inflection point at x = 5