Which expression represents the second partial sum for this series? the sum from n is equal to 1 to infinity of 2
A
2 plus 2 times 0 point 4B
0 plus 2 times 0 point 4 to the 1th powerC
2 times 0 point 4 plus 2 times 0 point 4 squaredD
2 times 0 point 4 squared plus 2 times 0 point 4 cubed