00 Write out the first few terms of the series (-1)" 2" n=0 What is the series' sum? The first term is (Type an integer or a simplified fraction.) The second term is (Type an integer or a simplified fraction.) The third term is (Type an integer or a simplified fraction.) Question 3 of 21 > The fourth term is (Type an integer or a simplified fraction.) If the series converges, what is the series' sum? Select the correct choice below and fill in any answer boxes within your choice. A. The series converges. The series' sum is (Type an integer or a simplified fraction.) OB. The series diverges.