The de-Broglie wavelength `(lambda_(B))` associated with the electron orbiting in the second excited state of hydrogen atom is related to that in the ground state `(lambda_(G))` by :
A. `lambda_(B)=2lambda_(G)`
B. `lambda_(B)=lambda_(G//3)`
C. `lambda_(B)=3lambda_(G)`
D. `lambda_(B)=lambda_(G//2)`