Two electrons are found in the same atom. one has the quantum number set (2, 1, -1, +½), and the other has the quantum number set (2, 1, -1, -½). what do they share
a. same sub level, but are in different orbitals
b. same orbital, but have different directions
c. same energy level, but are in different sub levels
d. same type of sub level, but are found in different energy levels.