The shortest distance between the line $$y - x = 1$$ and the curve $$x = y^2$$ is

A

$$\frac{3\sqrt{2}}{8}$$

B

$$\frac{2\sqrt{3}}{8}$$

C

$$\frac{3\sqrt{2}}{5}$$

D

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