Factor Completely $4 x^{4}+14 x^{3}-8 x^{2}$ A) $\left(4 x^{2}-2\right)\left(x^{2}+4\right)$ B) $2 x^{2}(2 x-1)(x+4)$

Multiple Choice

Factor completely. If the polynomial cannot be factored, write "prime."
- $4 x^{4}+14 x^{3}-8 x^{2}$

A) $\left(4 x^{2}-2\right) \left(x^{2}+4\right)$
B) $2 x^{2}(2 x-1) (x+4)$
C) $2 x(2 x+1) (x-4)$
D) $x^{2}(2 x-1) (2 x+8)$