For $$A = 30^\circ$$, find the value of: $$\frac{-3 \sin^2 2A + 2 \sec^2 A - \tan \frac{3A}{2}}{\frac{1}{3} \sin 3A}$$

A

$$-\frac{7}{4}$$

B

$$-\frac{7}{36}$$

C

$$\frac{57}{4}$$

D

$$-\frac{11}{4}$$