Find All the Rational Zeros of the Function F(x) = $- \frac { 1 } { 2 }$

Multiple Choice

Find all the rational zeros of the function f(x) = 2x⁴ - 12x³ - 34x² + 300x - 400.

A) x = -4, -5, 5, $- \frac { 1 } { 2 }$
B) x = 4, -5, 5, 2
C) x = 2, 20, $- \frac { 5 } { 2 }$ , 2
D) x = 2, 20, -5
E) x = $\frac { 4 } { 5 }$ , $- \frac { 5 } { 2 }$ , 2, 5