The limiting sum of the infinite series, \frac{1}{10} \plus{} \frac{2}{10^2} \plus{} \frac{3}{10^3} \plus{} \dots whose nth term is 10nn is:
<spanclass=′latex−bold′>(A)</span>91<spanclass=′latex−bold′>(B)</span>8110<spanclass=′latex−bold′>(C)</span>81<spanclass=′latex−bold′>(D)</span>7217<spanclass=′latex−bold′>(E)</span>larger than any finite quantity