The diameter of the base of a right-circular cylinder is 12 cm and the height of the cylinder is 2.45 times the radius of its base. Find the curved surface area of the cylinder. [Use $$\pi=\frac{22}{7}$$]

A

554.4 $$cm^{2}$$

B

552.4 $$cm^{2}$$

C

556.4 $$cm^{2}$$

D

544.4 $$cm^{2}$$