What is the ground-state electron configuration of neon (Ne)?

• A. $1s{2}^{}2s{2}^{}2p{6}^{}3s{1}^{}$
• B. $1s{2}^{}2s{2}^{}3p{6}^{}$
• C. $1s{2}^{}2s{2}^{}2p{5}^{}$
• D. $1s{2}^{}2s{2}^{}2p{6}^{}$

Answer: (D)