If one were to apply Bohr model to a particle "m" and charge "q" moving in a plane under the influence of the magnetic field "B", the energy of the charged particle in the nth level will be:
(A) n(hqB/4πm)
(B) n(hqB/8πm)
(C) n(hqB/πm)
(D) n(hqB/2πm)