If $$\frac{\sin^2 \theta}{\tan^2 \theta - \sin^2 \theta} = 5$$, then the value of $$\frac{24\cos^2 \theta - 15\sec^2 \theta}{6\cosec^2 \theta - 7\cot^2 \theta}$$ is:

A

6

B

2

C

4

D

1