What is the value of $$\left(\frac{1+sec^{2}A}{1+cos^{2}A}\right)\left(\frac{1+sin^{2}A}{1+cosec^{2}A}\right)$$?

A

$$\cos^{2}A$$

B

$$\cosec^{2}A$$

C

$$\sec^{2}A$$

D

$$\tan^{2}A$$