Does the following infinite series coverge or diverge? explain you're answer? [tex] \frac{1}{2} + \frac{2}{9} + \frac{4}{27} + \frac{8}{81} + /tex]a. it diverges; it does not have a sumb. it converges; it does not have a sumc. it diverges; it has a sum. d. it converges; it has a sum