40. 下列量子數的組合，何者可以是原子中電子的量子數組合? (主量子數：n；角量子數：l；磁量子數：ml；旋量子數 ms)？
(A) n = 3；l = 2；ml = 1；ms = 0
(B) n = 5；l =0；ml = 0；ms = -½
(C) n = 2；l = -1；ml = 0；ms = ½
(D) n = 6；l = 3；ml = -1；ms = ½
(E) n = 1；l = 1；ml = 0；ms = -½