Factor Completely $$x ^ { 2 } - \frac { 2 } { 9 } x + \frac { 1 } { 81 }$$

Multiple Choice

Factor completely. If unfactorable, indicate that the polynomial is prime.
- $$x ^ { 2 } - \frac { 2 } { 9 } x + \frac { 1 } { 81 }$$

A) $\left( x + \frac { 1 } { 9 } \right) \left( x - \frac { 1 } { 9 } \right)$
B) prime
C) $\left( x + \frac { 1 } { 9 } \right) \left( x + \frac { 1 } { 9 } \right)$
D) $\left( x - \frac { 1 } { 9 } \right) \left( x - \frac { 1 } { 9 } \right)$