Decide What Values of the Variable Cannot Possibly Be Solutions $$( - 7 x + 3 ) ^ { 2 } = 4 ( - 7 x + 3 ) + 5$$

Multiple Choice

Decide what values of the variable cannot possibly be solutions for the equation.
- $$( - 7 x + 3 ) ^ { 2 } = 4 ( - 7 x + 3 ) + 5$$

A) $\left\{ \frac { 2 } { 7 } , - \frac { 4 } { 7 } \right\}$
B) $\left\{ - \frac { 8 } { 7 } , - \frac { 2 } { 7 } \right\}$
C) $\{ 5 , - 1 \}$
D) $\left\{ - \frac { 2 } { 7 } , \frac { 4 } { 7 } \right\}$