According to Hund’s rule of maximum spin multiplicity, how many singly-occupied orbitals are there in the valence shells of the…

According to Hund’s rule of maximum spin multiplicity, how many singly-occupied orbitals are there in the valence shells of the following elements in their ground states? Enter your answer as the sum of all the orbitals (for example 15). A) iron B) neon C) nitrogen D) gallium E) phosphorus F) argon