Use the Formula for S_n to Find the Sum of the First

Multiple Choice

Use the formula for S_n to find the sum of the first five terms of the geometric sequence.
- $$\frac { 2 } { 3 } , \frac { 4 } { 3 } , \frac { 8 } { 3 } , \frac { 16 } { 3 } , \ldots$$

A) $\frac { 62 } { 15 }$
B) $\frac { 62 } { 2 }$
C) 4
D) 20