Find the Value of the Expression $\left( \frac { 1 } { 2 } \right) ^ { 7 }$

Multiple Choice

Find the value of the expression $\left( \frac { 1 } { 2 } \right) ^ { 7 }$ .

A) $\frac { 1 } { 128 }$
B) $\frac { 1 } { 64 }$
C) $\frac { 1 } { 512 }$
D) $\frac { 1 } { 256 }$
E) $\frac { 1 } { 1,024 }$