What is the value of 

$$[\sin (90$$° - $$10\theta) - \cos (p - 6\theta)]/[\cos (\frac{p}{2} - 10\theta) - \sin (p - 6\theta)]$$?

A

$$\tan 2\theta$$

B

$$\cot 2\theta$$

C

$$\cot \theta$$

D

$$\cot 3\theta$$