If $$\frac{\cos^2 \theta}{\cot^2 \theta + \sin^2 \theta - 1} = 3, 0^\circ < \theta < 90^\circ$$, then the value of $$(\tan \theta + \cosec \theta)$$ is:

A

$$\frac{5\sqrt{3}}{3}$$

B

$$3\sqrt{3}$$

C

$$2\sqrt{3}$$

D

$$\frac{4\sqrt{3}}{3}$$