If each of the two numbers $$5^{16}$$ and $$5^{25}$$ are divided by 6, the remainders are $$R_{1}$$ and $$R_{2}$$, respectively. What is the value of $$\frac{R_{1}+R_{2}}{R_{2}}$$?

A

$$\frac{6}{5}$$

B

$$\frac{1}{5}$$

C

$$\frac{5}{6}$$

D

$$\frac{1}{6}$$