Two radioactive substances A and B of mass numbers 200 and 212 respectively, shows spontaneous $$\alpha$$-decay with same Q value of 1 MeV. The ratio of energies of $$\alpha$$-rays produced by A and B is __________.

A

$$\frac{2548}{2650}$$

B

$$\frac{2706}{2646}$$

C

$$\frac{2597}{2600}$$

D

$$\frac{2862}{2499}$$