Let $$x = 2$$ be a local minima of the function $$f(x) = 2x^4 - 18x^2 + 8x + 12$$, $$x \in (-4, 4)$$. If $$M$$ is local maximum value of the function $$f$$ in $$(-4, 4)$$, then $$M =$$

A

$$12\sqrt{6} - \frac{33}{2}$$

B

$$12\sqrt{6} - \frac{31}{2}$$

C

$$18\sqrt{6} - \frac{33}{2}$$

D

$$18\sqrt{6} - \frac{31}{2}$$