The pulley system shown in figure has a mass of 1.5 kg and a radius of gyration of 0.2 m. The angular acceleration of the pulleys, when the suspended masses are released is

A

5 rad/sec$$^2$$

B

$$\frac{10}{1.3}$$ rad/sec$$^2$$

C

$$\frac{15}{1.3}$$ rad/sec$$^2$$

D

10 rad/sec$$^2$$