Which of the following statements is consistent with the electron configuration 1s² 2s² 2p⁶ 3s² 3p⁶ 4s²3d³?
- There are six electrons present in a 3p subshell
- There are two electrons present in one of the 3d orbitals.
- There are two electrons total in the second principal energy level.
- There are six electrons present in a 3p orbital.