If $$3 \cos \theta = 2 \sin^2 \theta, 0^\circ < \theta < 90^\circ$$, then what is the value of $$(tan^2 \theta + sec^2 \theta - cosec^2 \theta)$$?

A

$$\frac{17}{3}$$

B

$$-\frac{7}{3}$$

C

$$-\frac{17}{3}$$

D

$$\frac{7}{3}$$