Which of the following is correctly distributed?

A. 1s² 2s² 2p⁶ 3s¹ 3p¹
B. 1s² 2s² 2p⁵ 3s²
C. 1s ² 2s² 2p⁵
D. 1s² 2s¹ 2p⁶

I need the answer now plss help ( I will mark you a brainliest just answer it correctly)​