In a right-angle triangle, the hypotenuse is 5 cm and the base is 3 cm. If one angle is $$\theta$$, then $$\tan \theta$$ is equal to:

A

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

B

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

C

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

D

$$\frac{5}{4}$$