Which of the following statements are true ?
(A) The subsidiary quantum number $$l$$ describes the shape of the orbital occupied by the electron.
(B) 

is the boundary diagram of the $$2p_x$$ orbital.
(C) The + and - signs in the wave function of the $$2p_x$$ orbital refer to charge.
(D) The wave function of $$2p_x$$ orbital is zero everywhere in the xy plane.

A

(B) and (D) only

B

(A), (B) and (C) only

C

(C) and (D) only

D

(A) and (B) only