If the numerator of a fraction is increased by 250% and the denominator is increased by 400%. The resultant fraction is $$\frac{7}{19}$$. What is the original fraction ?

A

$$\frac{10}{19}$$

B

$$\frac{5}{9}$$

C

$$\frac{9}{5}$$

D

$$\frac{19}{5}$$

E

None of these