Provide an Appropriate Response $\frac { 1 } { 2 } , \frac { 1 } { 6 } , \frac { 1 } { 18 } , \ldots$

Multiple Choice

Provide an appropriate response.
-Find the 5 th term of the geometric sequence $\frac { 1 } { 2 } , \frac { 1 } { 6 } , \frac { 1 } { 18 } , \ldots$

A) $\frac { 1 } { 30 }$
B) $\frac { 1 } { 81 }$
C) $\frac { 1 } { 486 }$
D) $\frac { 1 } { 162 }$