List the Potential Rational Zeros of the Polynomial Function $$f ( x ) = 7 x ^ { 3 } - x ^ { 2 } + 2$$

Multiple Choice

List the potential rational zeros of the polynomial function. Do not find the zeros.
- $$f ( x ) = 7 x ^ { 3 } - x ^ { 2 } + 2$$

A) $\pm \frac { 1 } { 7 } , \pm \frac { 2 } { 7 } , \pm 1 , \pm 2$
B) $\pm \frac { 1 } { 7 } , \pm \frac { 1 } { 2 } , \pm 1 , \pm 2 , \pm 7$
C) $\pm \frac { 1 } { 7 } , \pm \frac { 2 } { 7 } , \pm 1 , \pm 2 , \pm 7$
D) $\pm \frac { 1 } { 2 } , \pm \frac { 7 } { 2 } , \pm 1 , \pm 7$