Choose the best description of what is wrong with the following electron configuration for an electrically neutral atom of Chlorine (Atomic Number 17) 1s2 2s2 2p5 3s2 3p6

Question 2 options:

The total number of electrons in the configurations does not equal 17, the atomic number of chlorine


There are low energy orbitals which have not been filled to hold the maximum number of electrons


The configuration is incorrect for BOTH of these reasons


The configuration is incorrect for NEITHER of these reasons