If the lines $$5x - 2ky + 7 = 0$$ and $$2kx - 5y + 3 = 0$$ are parallel, then the equation of the line passing through (0, 0) and having the slope k, k>0 is

A

$$2x - 5 = 0 $$

B

$$Sx - 2y = 0 $$

C

$$6x - 5y = 0 $$

D

$$3x + 2y = 0$$