Which of the Following Sets of Quantum Numbers (N, L $\frac { 1 } { 2 }$

Multiple Choice

Which of the following sets of quantum numbers (n, l, ml_, m_s) is not permissible?

A) 2 2 1 + $\frac { 1 } { 2 }$
B) 3 1 0 - $\frac { 1 } { 2 }$
C) 1 0 0 + $\frac { 1 } { 2 }$
D) 2 1 0 + $\frac { 1 } { 2 }$
E) 4 0 0 - $\frac { 1 } { 2 }$