Determine whether the series n 0 O B converges or diverges If it converges find its sum Select the correct choice below and if necessary fill in the answer box within your choice OA The series diverges because lim n The series converges because lim n 8 T n T 0 or fails to exist n 0 The sum of the series is Type an exact answer O c The series diverges because it is a geometric series with 21 O D The series converges because it is a geometric series with r 1 The sum of the series is Type an exact answer