Use the Order of Operations to Simplify the Expression $\left( 1 - \frac { 4 } { 7 } \right) ^ { 2 }$

Multiple Choice

Use the order of operations to simplify the expression.
- $\left( 1 - \frac { 4 } { 7 } \right) ^ { 2 }$

A) $\frac { 6 } { 49 }$
B) $\frac { 33 } { 49 }$
C) $\frac { 3 } { 49 }$
D) $\frac { 9 } { 49 }$